| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1976 |
|
Astra and Flondrix | Allen Lane | Novel | |
| 1977 |
|
Astra and Flondrix | Pantheon Books | Novel | |
| 1977 |
|
Astra en Flondrix | De Arbeiderspers | Novel | |
| May 1979 |
|
Astra and Flondrix | Pocket Books | Novel | |
| 1980 |
|
Astra and Flondrix | Penguin Books | Novel |