| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1957 |
|
New Worlds Science Fiction, April 1957 | Nova Publications Ltd. | MAGAZINE | 40 |
| October 1962 |
|
No Future in It | Gollancz | Collection | 76 |
| May 1963 |
|
Anfrage an Pluto | Goldmann | Collection | 79 |
| May 1963 |
|
Anfrage an Pluto | Goldmann | Collection | 79 |
| January 1964 |
|
No Future in It | Doubleday | Collection | 67 |
| January 1964 |
|
No Future in It | The Science Fiction Book Club (UK) | Collection | |
| January 1964 |
|
No Future in It | Doubleday | Collection | 67 |
| October 1964 |
|
Stimulus | Denoël | Collection | 93 |
| April 1965 |
|
No Future in It | Panther | Collection | 76 |
| March 1966 |
|
Anfrage an Pluto | Goldmann | Collection | 79 |
| 1969 |
|
No Future in It | Curtis Books | Collection | 73 |
| September 1972 |
|
Le finestre del cielo | Casa Editrice La Tribuna | Collection | 93 |