The Mammoth Encyclopedia of Extraterrestrial Encounters (Mammoth Books)
by Ronald Story
ISBN 13: 9781841196138
Format: Paperback (624 pages) Publisher: Robinson Published: 29 Aug 2002
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Alien Base: Earth's Encounters with Extraterrestrials
by Timothy Good
ISBN 13: 9780099255024
Format: Paperback (608 pages) Publisher: Arrow Published: 04 Feb 1999 Other Format: Hardcover
UFO's (The unexplained)
by John Duncan
ISBN 13: 9781860071065
Format: Paperback (32 pages) Publisher: ticktock Media Ltd Published: Mar 1999 Other Format: Hardcover
The Roswell File
by Tim Shawcross
ISBN 13: 9780747530350
Format: Hardcover (256 pages) Publisher: Bloomsbury Publishing PLC Published: 05 Jun 1997
Life Out There
by Michael White
ISBN 13: 9780316645140
Format: Hardcover (224 pages) Publisher: Little, Brown Published: 02 Jul 1998 Other Format: Paperback
Fifty Years of UFOs
by John Spencer,Anne Spencer
ISBN 13: 9781852839246
Format: Hardcover (192 pages) Publisher: Boxtree Ltd Published: 22 Aug 1997
Circular Evidence: Investigation of the Flattened Swirled Crops Phenomenon
by Colin Andrews,Pat Delgado
ISBN 13: 9780747503576
Format: Hardcover (220 pages) Publisher: Bloomsbury Publishing PLC Published: 13 Jul 1989 Other Format: Paperback
The Uninvited
by Nick Pope
ISBN 13: 9780684819273
Format: Hardcover (320 pages) Publisher: Simon & Schuster Ltd Published: 02 Jun 1997 Other Format: Paperback
ISBN 13: 9780671004965
Format: Paperback (320 pages) Publisher: Pocket Books Published: 01 Jun 1998 Other Format: Hardcover
UFO: The Government Files
by Peter Brookesmith
ISBN 13: 9780713726350
Format: Hardcover (176 pages) Publisher: Blandford Press Published: 10 Oct 1996 Other Format: Hardcover
UFO's (Library of the unexplained)
by Robert Jackson,Rosemary Booton
ISBN 13: 9781856278164
Format: Hardcover (80 pages) Publisher: Grange Books Ltd Published: Sep 1995
UFO Report: 1992
ISBN 13: 9780283061073
Format: Hardcover (224 pages) Publisher: Sidgwick & Jackson Ltd Published: 07 Nov 1991