|
1979
|
|
Young Person's Guide to UFOs |
Dragon |
Nonfiction |
|
|
1980
|
|
The Alien World: The Complete Illustrated Guide |
Crescent Books |
Nonfiction |
48 |
|
1980
|
|
Worlds at War: An Illustrated Study of Interplanetary Conflict |
Intercontinental Book Productions |
Collection |
5 |
|
1980
|
|
The Alien World: The Complete Illustrated Guide |
Octopus Books |
Nonfiction |
48 |
|
1980
|
|
Worlds at War: An Illustrated Study of Interplanetary Conflict |
Crescent Books |
Collection |
|5 |
|
November 1983
|
|
Le caboteur cosmique |
Fleuve Noir |
Anthology |
|
|
1993
|
|
Aliens and UFOs: Extraterrestrial Tales from Asimov's Science Fiction and Analog Science Fiction and Fact |
Smithmark Publishers |
Anthology |
|