| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1970 |
|
One Step from Earth | Macmillan | Collection | vii |
| June 1970 |
|
One Step from Earth | Macmillan / SFBC | Collection | vii |
| 1971 |
|
One Step from Earth | Collier Books | Collection | vii |
| 1972 |
|
One Step from Earth | Faber and Faber | Collection | vii |
| June 1973 |
|
One Step from Earth | The Science Fiction Book Club (UK) | Collection | vii |
| 1975 |
|
One Step from Earth | Arrow Books | Collection | vii |
| 1981 |
|
One Step from Earth | Arrow Books | Collection | vii |
| 1984 |
|
One Step from Earth | Arrow Books | Collection | vii |
| 1991 |
|
One Step from Earth | Arrow Books | Collection | vii |