| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1972 |
|
Timetracks | Ballantine Books | Collection | 77 |
| April 1972 |
|
Timetracks | Ballantine Books | Collection | 77 |
| May 1991 |
|
Alien Minds | Baen Books | Collection | 245 |