| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1971 |
|
Space, Time and Nathaniel | New English Library | Collection | |
| March 1972 |
|
Space, Time and Nathaniel | New English Library | Collection | |
| October 1973 |
|
Alpha 4 | Ballantine Books | Anthology | |
| October 1973 |
|
Alpha 4 | Ballantine Books | Anthology | |
| January 1974 |
|
Science Fiction Monthly, January 1974 | New English Library | MAGAZINE | 16 |
| June 1974 |
|
Planet des Lichts | Pabel | Novel | |
| September 1974 |
|
Space, Time and Nathaniel | New English Library | Collection | |
| November 1976 |
|
Un fruscio d'ombre | Casa Editrice La Tribuna | Collection | |
| 1978 |
|
Les immortels | Librairie des Champs-Élysées | Collection | |
| January 1991 |
|
The Bruce Pennington Portfolio | Paper Tiger / Dragon's World | Nonfiction | [13] |
| June 1992 |
|
Ultraterranium | Paper Tiger / Dragon's World | Nonfiction | 21 |
| August 1994 |
|
BP | Paper Tiger / Dragon's World | Nonfiction | [9] |
| July 2022 |
|
Alpha 4 | ReAnimus Press | Anthology | |
| July 2022 |
|
Alpha 4 | ReAnimus Press | Anthology | |
| July 2022 |
|
Alpha 4 | ReAnimus Press | Anthology |