The Unlikely Twins
| First published | October 1972 |
|---|---|
| Type | Essay |
| Series | Asimov's Essays: F&SF |
Publications (4)
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1972 |
|
The Magazine of Fantasy and Science Fiction, October 1972 | Mercury Press, Inc. | MAGAZINE | 120 |
| October 1973 |
|
The Tragedy of the Moon | Doubleday | Nonfiction | 93 |
| 1975 |
|
The Tragedy of the Moon | Coronet Books | Nonfiction | 100 |
| March 1978 |
|
The Tragedy of the Moon | Dell | Nonfiction | 98 |