UFO
The UFO experience
J. Allen Hynek
Above top secret
Timothy Good
The Stranger at the Pentagon
Frank E. Stranges
Everybody's guide to natural ESP
Ingo Swann
In Plain Sight
Ross Coulthart
Penetration
Ingo Swann
The Custodians
Dolores Cannon
Keepers of the Garden
Dolores Cannon
The Hynek UFO Report
J. Allen Hynek
UFO’s
Carl Sagan
The report on unidentified flying objects.
Edward J. Ruppelt
The Flying Saucers Are Real
Donald E. Keyhoe
Penetration: Special Edition: The Question of Extraterrestrial and Human Telepathy
Ingo Swann
Raechel's eyes
Helen E. Littrell
Intruders
Budd Hopkins
Voyagers II
Ashayana Deane
Signs Of The Gods
Erich von Däniken
IMPOSSIBLE POSSIBILITIES
Louis Pauwels
The Mothman prophecies
John A. Keel
UFO retrievals
Jenny Randles
Imminent
Luis Elizondo
Extra-terrestrials among us
George C. Andrews
Alien abductions
Peter Brookesmith
The Omega project
Kenneth Ring
Atlantis rising
Brad Steiger
Abducted!
Debbie Jordan
Ufologia Histórica de Zamora
Nando Domínguez
The Grays
Whitley Strieber
UFOs and ufology
Paul Devereux
The Ra material
Ra (Spirit)
Behold a Pale Horse
William Cooper
Flying saucers
Coral E. Lorenzen
Roswell
Rupert Matthews
UFO Eminent Discovery Volume 1
John R Foster
The 37th parallel
Ben Mezrich
The real men in black
Nicholas Redfern
UFO headquarters
Susan Wright
intrusos
Budd Hopkins
The return of the gods
Erich von Däniken
The Complete Book of Gerry Anderson's UFO
Chris Bentley
