| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1962 |
|
The Seed of Earth / Next Stop the Stars | Ace Books | Omnibus |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1962 |
|
The Seed of Earth / Next Stop the Stars | Ace Books | Omnibus |