The Circle of the Earth
| First published | February 1982 |
|---|---|
| Type | Essay |
| Series | Asimov's Essays: F&SF |
Publications (6)
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1982 |
|
The Magazine of Fantasy & Science Fiction, February 1982 | Mercury Press, Inc. | MAGAZINE | 130 |
| February 1984 |
|
X Stands for Unknown | Doubleday | Nonfiction | 195 |
| March 1985 |
|
X Stands for Unknown | Discus / Avon | Nonfiction | 195 |
| 1986 |
|
X Stands for Unknown | Grafton | Nonfiction | 241 |
| August 1989 |
|
Asimov on Science: A 30 Year Retrospective | Doubleday | Nonfiction | 290 |
| November 1991 |
|
Asimov on Science: A 30 Year Retrospective | Pinnacle Books / Windsor Publishing Corp. | Nonfiction | 357 |