| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1958 |
|
The Robert Heinlein Omnibus | The Science Fiction Book Club (UK) | Omnibus | |2.4 |
| 1965 |
|
Modern Masterpieces of Science Fiction | World Publishing Co. | Anthology | 248 |
| 1966 |
|
A Robert Heinlein Omnibus | Sidgwick & Jackson | Omnibus | |
| October 1967 |
|
Modern Masterpieces of Science Fiction | World Publishing Co. | Anthology | 248 |