U:
UFO.........................................................................................................................chapman r.
UFO.................................................................................................................sellier c., meier j.
UFO - UK.......................................................................................................................paget p.
UFO abductions in Gulf Breeze (31)...........................................................................walters e. & f.
UFO abductions, a dangerous game ..................................................................................klass p.
UFO abductions, the measure of a mystery - vol 1..........................................................bullard t.e.
UFO abductions, the measure of a mystery - vol 2 .........................................................bullard t.e.
UFO and the bible .....................................................................................................jessup m.k.
UFO briefing document...........................................................................berliner d., galbriath, e.a.
UFO chronicles of the Sovjet Union, a cosmic samizdat.........................................................vallée j.
UFO contact from Itibi-Ra, cancer planet mission...........................................pallmann l.f., stevens w.
UFO contact from Reticulum.......................................................................stevens w., herrmann b.
UFO contact from undersea..................................................................sanchez-ocejo v., stevens w.
UFO crash at Aztec...................................................................................stevens w., steinman w.
UFO crash at Roswell ......................................................................................randle k., smitt d.r.
UFO crash at Roswell, the genesis of a modern mythe...............................saler b.,ziegler c.a., moore
UFO crash landing, friend or foe? ...................................................................................randles j.
UFO crash secrets, Wright-Patterson AFB .......................................................................moseley j.
UFO crash update, exposing the military cover-up of the century..........................................randle k.
UFO crash/retrievals, search for proof in a hall of mirrors.............................................stringfield l.h.
UFO crash/retrievals, status report III.......................................................................stringfield l.h.
UFO crash/retrievals, the inner sanctum....................................................................stringfield l.h.
UFO cronology ............................................................................................................erhardt j.
UFO danger zone, terror and death in Brazil, where next?.....................................................pratt b.
UFO diary ................................................................................................................kitamura s.
UFO encounters.................................................................................................clark j., truzzi m.
UFO exists!...........................................................................................................flammonde p.
UFO experiences in Canada.........................................................................................cameron v.
UFO files........................................................................................................................clark j.
UFO fotoboek.......................................................................................schneider a., malthaner h.
UFO Geheimhaltung (40)..................................................................................lammer h., sidla o.
UFO glasnost. Ein geheimnis wird enthüllt (24).............................................................popovitsj m.
UFO guide: 1947-1967................................................................................................sable m.r.
UFO headquarters.........................................................................................................wright s.
UFO healings..............................................................................................................dennett p.
UFO historical review...............................................................................................greenwood b.
UFO in Italia......................................................................................................boncompagni ea
UFO lexicon, 10 languages [BUFORA]................................................................evans h., spencer j.
UFO magic in motion.............................................................................................shuttlewood a.
UFO Ohio yearbook 1979........................................................................................stringfield l.h.
UFO over North Devon, july 1978 sighting.........................................................................lynch k.
UFO phenomenon and the behavioral scientist.................................................................haines r.f.
UFO photo collection.................................................................................................brunswick r.
UFO photographs around the world - vol I...........................................................meerdere auteurs
UFO photographs around the world - vol II..........................................................meerdere auteurs
UFO quest, in search of the mystery machines...................................................................watts a.
UFO reality, a critical look at the physical evidence...........................................................randles j.
UFO retrievals, the recovery of alien spacecraft ...............................................................randles j.
UFO revelation..........................................................................................................mathews t.
UFO Scotland..............................................................................................................halliday r.
UFO sightings [true life encounters].................................................................................baker a.
UFO sightings, landings and abductions...................................................................bondarchuk y.
UFO study, a handbook for enthusiasts..........................................................................randles j.
UFO trek.....................................................................................................................smith w.
UFO visitation, preparing for the 21st century....................................................................watts a.
UFO Welle über Belgien.................................................................................................SOBEPS
UFO yearbook............................................................................................................spencer j.
UFO yearbook 1997.........................................................................................................pike a.
UFO! nieuwe feiten over de vliegende schotels.................................................................rehn k.g.
UFO! over de UFO rage in Nederland............................................................................hulspas m.
UFO, a deadly concealment - the Belgium UFO wave......................................................sheffield d.
UFO, arma segreta....................................................................................................coppetti m.
UFO, fact or fiction?..................................................................................................menzel d.h.
UFO, la congiura di silenzio.............................................................................................pinotti r.
UFO, the complete sightings catalogue....................................................................brookesmith p.
UFO, the continuing enigma..............................................................................meerdere auteurs
UFO, the definitive guide to ufo's and related phenomena...................................................ritchie d.
UFO, the government files......................................................................................brookesmith p.
UFO, the whole story.............................................................................................lorenzen c. & j.
UFO-FBI connection..................................................................................................maccabee b.
UFOlogy - new insights from science and commonsense...........................................mccampbell j.m.
UFO-nauten in opmars..............................................................................................weverbergh j.
UFO's..........................................................................................................................jackson r.
UFO’s..............................................................................................................meerdere auteurs
UFO's identified............................................................................................................klass p.j.
UFO's [usborne hotshots]................................................................................................young c.
UFO's [wonderen & mysteries]...........................................................................meerdere auteurs
UFO's 1947 - 1997, fifty years of flying saucers.............................................evans h., spencer j., ea
UFO's 1947-1987, the 40-year search for an explanation................................evans h., spencer j., ea
UFO's among the stars ..............................................................................................beckley t.g.
UFO's and abductions in Brazil........................................................................................granchi i.
UFO's and aliens [the unexplained]..................................................................................wilson c.
UFO's and anti-gravity, piece for a jig-saw.......................................................................cramp l.g.
UFO's and how to see them ..........................................................................................randles j.
UFO's and mental health..................................................................................................teets b.
UFO's and related subjects:an bibliography......................................................................catoe l.e.
UFO's and science...................................................................................................friedman s.t.
UFO's and the alien agenda............................................................................................larson b.
UFO's and the alien presence, six viewpoints...............................................................lindeman m.
UFO's and the christian...............................................................................................inglesby e.
UFO's and the complete evidence from space......................................................................ross d.
UFO's and the extraterrestrial contact movement ......................................................eberhart g.m.
UFO's and the limits of science...................................................................story r.d., greenwell j.r.
UFO's and the national security state.............................................................................dolan r.m.
UFO's and the NSA, a cosmic cover-up...........................................................................redfern n.
UFO's and the psychic factor...................................................................................kannenberg i.
UFO's and their mission impossible.................................................................................wilson c.
UFO's and ufology, the first 50 years....................................................devereux p., brookesmith p.
UFO's are real, here's the proof.................................................................walters e., maccabee b.
UFO's boven België, vijftig jaar waarneming, onderzoek en verklaringen................van waterschoot j.
UFO's boven de lage landen..................................................................................van kampen h.
UFO's confidential...........................................................................................hunt williamson g.
UFO's during WWII, the foo-fighters...........................................................................connor b.o.
UFO's e.a. vreemde natuurverschijnselen...................................................de loore c., gantois j.m.
UFO’s explained..........................................................................................................klass p.j.
UFO's from behind the iron curtain...........................................................hobana i., weverbergh j.
UFO's identified...........................................................................................................klass p.j.
UFO's in het verleden............................................................................................weverbergh j.
UFO's in history and myth.........................................................................................gordon e.h.
UFO's in oost en west - deel 1..................................................................hobana i., weverbergh j.
UFO's in oost en west - deel 2..................................................................hobana i., weverbergh j.
UFO's in the 1980s..........................................................................................................clark j.
UFO's in the house of lords.........................................................................................coates tim
UFO's in Voronesj.................................................................................martynov,vjatscheslav, ea
UFO's kontroleren ons, de invloed van UFO's op de mens....................................................vallée j.
UFO's over Africa.............................................................................................................hind c.
UFO's over Canada, personal accounts of sightings and close encounters..........................colombo j.r.
UFO's over Devon........................................................................................................downes j.
UFO's over Hampshire......................................................................................................price r.
UFO's over modern China................................................................................dong p., stevens w.
UFO's over Plymouth.......................................................................................................boyd b.
UFO's over the Americas.......................................................................................lorenzen c. & j.
UFO's over the southern hemisphere.............................................................................hervey m.
UFO's over the Tennessee valley...................................................................................ingram s.l.
UFO's over Topanga canyon..........................................................................................dennett p.
UFO's über der USSR................................................................................................schurinov b.
UFO's und die Beschaffenheit von Wirklichkeit..................................................................pope k. j.
UFO's, a british viewpoint..........................................................................randles j., warrington p.
UFO's, a great mysterie..................................................................................................evans h.
UFO's, a history (meerder volumes).................................................................................gross l.e.
UFO's, a manual for the millennium.............................................................................cousineau p.
UFO's, a new dawn for humanity....................................................................................astillo r.e.
UFO's, a new look............................................................................................................NICAP
UFO's, a pictorial history from antiquity to the present....................................................knight d.c.
UFO's, a report on Australian encounters....................................................................basterfield k.
UFO's, a scientific debate....................................................................................sagan c., page t.
UFO's, a scientific enigma......................................................................................seargent d.a.j.
UFO's, African encounters.................................................................................................hind c.
UFO's, an insiders view of the official quest for evidence......................................................craig r.
UFO's, auserirdische Weltraumschiffe existieren wirklich............................................geigenthaler a.
UFO's, boodschappers van misleiding (08)........................................................................valléé j.
UFO's, crop circles and mars structures..........................................................................canada s.
UFO's, die Beweise.................................................................................................hesemann m.
UFO's, die Kontakte................................................................................................hesemann m.
UFO's, een historisch perspektief (NOBOVO)............................................................kok g.j., friso r.
UFO's, es gibt Sie (31)...........................................................................................walters e. & f.
UFO's, examining the evidence, 8th bufora conference.......................................................BUFORA
UFO's, Geheimnisse des Unbekannten (die)..................................................................barnes h.g.
UFO's, het bestaan .......................................................................................................evans h.
UFO's, interplanetary visitors........................................................................................fowler r.e.
UFO's, JFK and Elvis......................................................................................................belzer r.
UFO's, key to the new age.....................................................................................shuttlewood a.
UFO's, Materialien der Sowjetischen presse.....................................................................orlov w.i.
UFO's, mysterie of werkelijkheid (54)..........................................................................jacobs d.m.
UFO's, operatie paard van Troje (17)..................................................................................keel j.
UFO's, past present & future ...................................................................................emenegger r.
UFO's, psychic close encounters - EM field effects............................................................budden a.
UFO's, the American scene...........................................................................................hervey m.
UFO's, the definitive casebook......................................................................................spencer j.
UFO's, the final answer?......................................................................................barclay d.& t.m.
UFO's, the greatest mystery...........................................................................................evans h.
UFO's: the image hypothesis, close encounters of an Australien kind.............................basterfield k.
UFO's, the psychic solution ( = Invisible college ?)............................................................vallee j.
UFO's, the public deceived............................................................................................klass p.j.
UFO's, the Scottish dimension/connection......................................................................halliday r.
UFO's, the whole story...............................................................................................lorenzen c.
UFO's, unbekantes Flugobjekt?....................................................................................mattern w.
UFO's, unidentified undeniable...................................................................................stanway r.h.
UFO's, waarnemingen boven Nederland en België.........................................broersma k., de snoo a.
UFO's, what on earth is happening.....................................................................weldon j., levitt z.
UFO's, what to do?..........................................................................................RAND Corporation
UFO's, where do they come from?..........................................................................brookesmith p.
UFO's, Zeigen und Zeugen.....................................................................................von ludwiger i.
UFO's?Yes! Where the Condon Committee went wrong..................................saunders d.r., harkins r.
Ultimate encounter, the true story of a UFO kidnapping.......................................................barry b.
Ultra top-secret, ces ovnis qui font peur..............................................................................sider j.
UMMO - otro planeta habitado.........................................................................................sesma f.
Un caso perfecto. Platillas volantes sobre España...............................................................ribera a.
Un myth moderne (29) .................................................................................................jung c.g.
Un siècle d'atterissages...................................................................................................vallée j.
Unconventional flying objects..............................................................................................hill p.
Und Sie fliegen doch............................................................................................moosbrugger g.
Underground alien bases........................................................................................commander x
Underground bases and tunnels................................................................................saunders d.r.
Unearthly disclosure........................................................................................................good t.
Unidentified flying objects..........................................................................................chapman r.
Unidentified flying objects.......................................................................................gurney g.& c.
Unidentified flying objects................................................................................meerdere auteurs
Unidentified flying objects [the UFO files] = UFO quest.......................................................watts a.
Uninvited guests, a documented history of UFO sightings, encounters and coverups..................hall r.
Uninvited visitors...................................................................................................sanderson i.t.
USO visitation, preparing for the 21st century....................................................................watts a.
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