| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 1974 |
|
Lost Worlds: Volume 2 | Panther | Collection | |
| 1975 |
|
Lost Worlds: Volume 2 | Panther | Collection | |
| January 1975 |
|
Duin messias | Meulenhoff | Novel | |
| June 1992 |
|
Ultraterranium | Paper Tiger / Dragon's World | Nonfiction | 44 |
| August 1994 |
|
BP | Paper Tiger / Dragon's World | Nonfiction | [11] |
| October 1996 |
|
Prova di sopravvivenza | Editrice Nord | Novel | |
| October 2000 |
|
Horror of the 20th Century: An Illustrated History | Collectors Press | Nonfiction | 125|125.2 |
| October 2002 |
|
Art of Imagination: 20th Century Visions of Science Fiction, Horror, and Fantasy | Collectors Press | Omnibus | 383 |