| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1978 |
|
Lucky Starr and the Rings of Saturn | Fawcett Crest | Novel | |
| April 1979 |
|
Söhne der Erde | Ullstein | Novel | |
| July 1981 |
|
Sirius, #61 | Vjesnik | MAGAZINE | bc |
| 1996 |
|
Don Maitz II Fantasy Art Trading Cards | Friedlander Publishing Group | Nonfiction | 55 |
| 2007 |
|
Spaceships | ABDO Publishing Company | Nonfiction | 5 |