| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1969 |
|
Kothar Barbarian Swordsman | Belmont Books | Novel | |
| April 1969 |
|
Kothar Barbarian Swordsman | Belmont Books | Novel | |
| October 2001 |
|
Fantasy of the 20th Century: An Illustrated History | Collectors Press | Nonfiction | 143 |
| October 2002 |
|
Art of Imagination: 20th Century Visions of Science Fiction, Horror, and Fantasy | Collectors Press | Omnibus | 651 |
| November 2004 |
|
Fantasy of the 20th Century: An Illustrated History | Barnes & Noble Books | Nonfiction | 143 |