| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1965 |
|
The Worlds of Robert F. Young | Simon & Schuster | Collection | 7 |
| 1966 | The Worlds of Robert F. Young | Gollancz | Collection | ||
| December 1966 |
|
The Worlds of Robert F. Young | The Science Fiction Book Club (UK) | Collection | 7 |
| 1968 |
|
The Worlds of Robert F Young | Panther | Collection | 7 |
| February 2017 |
|
The Worlds of Robert F. Young | White Ivy Press | Collection |