Extraterrestrial Intelligence (Canto original series)
by Jean Heidmann
ISBN 13: 9780521585637
Format: Paperback (268 pages) Publisher: Cambridge University Press Published: 27 Mar 1997
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Unearthly Disclosure
by Timothy Good
ISBN 13: 9780099406020
Format: Illustrated (384 pages) Publisher: Arrow Published: 04 Oct 2001 Other Format: Hardcover
The Supergods: They came on a mission to save mankind
by Maurice M. Cotterell
ISBN 13: 9780722534625
Format: Hardcover (256 pages) Publisher: Thorsons Published: 16 Jun 1997 Other Format: Paperback
The World's Greatest UFO Mysteries
by Nigel Blundell,Roger Boar
ISBN 13: 9780600572299
Format: Paperback (192 pages) Publisher: Hamlyn Published: 25 Apr 1991 Other Format: Paperback
Alien Abduction?: The Evidence and the Arguments (Usborne Paranormal Guides)
by Philippa Wingate, John Spencer
ISBN 13: 9780746030554
Format: Hardcover (48 pages) Publisher: Usborne Publishing Ltd Published: 30 Nov 1997
Aliens: Final Answer? - UFO Cosmology for the 21st Century
by David Barclay
ISBN 13: 9780713724981
Format: Paperback (208 pages) Publisher: Blandford Press Published: 14 Sep 1995
The Encyclopaedia of Alien Encounters
by Alan Baker
ISBN 13: 9781852277345
Format: Hardcover (272 pages) Publisher: Virgin Books Published: 18 Mar 1999
UFO!: The Complete Sightings Guide
by Peter Brookesmith
ISBN 13: 9780713725834
Format: Paperback (176 pages) Publisher: Blandford Press Published: 19 Oct 1995
Complete Book of UFOs: An Investigation into Alien Contacts and Encounters
by Peter A. Hough,Jenny Randles
ISBN 13: 9780749913991
Format: Hardcover (304 pages) Publisher: Piatkus Books Published: 25 Aug 1994 Other Format: Paperback
The Complete Book Aliens and Abductions
by Jenny Randles
ISBN 13: 9780749919566
Format: Hardcover (192 pages) Publisher: Piatkus Published: 26 Aug 1999 Other Format: Paperback
Alien Update
ISBN 13: 9780099257615
Format: Paperback (296 pages) Publisher: Arrow Books Ltd Published: 06 May 1993
UFO's (World Famous S.)
by Colin Wilson
ISBN 13: 9781845290115
Format: Paperback (192 pages) Publisher: Constable and Robinson Published: 01 Dec 2005 Other Format: Paperback