Publications (6)
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1969 |
|
The Magazine of Fantasy and Science Fiction, August 1969 | Mercury Press, Inc. | MAGAZINE | 98 |
| February 1971 |
|
The Stars in Their Courses | Doubleday | Nonfiction | 60 |
| July 1972 |
|
The Stars in Their Courses | Ace Books | Nonfiction | 70 |
| 1975 |
|
The Stars in Their Courses | Panther | Nonfiction | 74 |
| 1976 |
|
The Stars in Their Courses | Ace Books | Nonfiction | 70 |
| 1979 |
|
The Stars in Their Courses | Panther | Nonfiction | 74 |