| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 1970 |
|
Day Million | Ballantine Books | Collection | 27 |
| June 1970 |
|
Day Million | Ballantine Books | Collection | 27 |
| June 1972 |
|
Day Million | The Science Fiction Book Club (UK) | Collection | 30 |
| June 1973 |
|
Day Million | Pan Books | Collection | 30 |
| 1979 |
|
Day Million | Pan Books | Collection | |
| June 1987 |
|
Mathenauts: Tales of Mathematical Wonder | Arbor House | Anthology | 257 |
| June 1987 |
|
Mathenauts: Tales of Mathematical Wonder | Arbor House | Anthology | 257 |
| October 1989 |
|
Mathenauts | New English Library | Anthology | 257 |