| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1990 |
|
Colonizing the Planets and the Stars | Gareth Stevens Publishing | Nonfiction |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1990 |
|
Colonizing the Planets and the Stars | Gareth Stevens Publishing | Nonfiction |