| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1980 |
|
The Demu Trilogy | Pocket Books | Omnibus | 337 |
| March 1980 |
|
The Demu Trilogy | Pocket Books | Omnibus | 335 |
| March 1981 |
|
The Demu Trilogy | Timescape / Pocket Books | Omnibus | 337 |
| March 1982 |
|
La fin du voyage | OPTA | Novel | |
| June 1982 |
|
The Demu Trilogy | Timescape / Pocket Books | Omnibus | 337 |
| January 1987 |
|
The Demu Trilogy | Pocket Books | Omnibus |