| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1980 |
|
The Space Enterprise | Ace Books | Nonfiction | |
| 1982 | The Space Enterprise | Ace Books | Nonfiction |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1980 |
|
The Space Enterprise | Ace Books | Nonfiction | |
| 1982 | The Space Enterprise | Ace Books | Nonfiction |