| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1970 |
|
Inter Ice Age 4 | Alfred A. Knopf | Novel | |
| November 1970 |
|
Inter Ice Age 4 | Alfred A. Knopf | Novel | |
| 1971 |
|
Inter Ice Age 4 | Charles E. Tuttle | Novel | |
| January 1971 |
|
Inter Ice Age 4 | Alfred A. Knopf / SFBC | Novel | |
| September 1981 |
|
Inter Ice Age 4 | Perigee Books / Putnam | Novel |