The Twenty-First Voyage
| First published | December 1977 |
|---|---|
| Type | Short Fiction |
| Length | Novella |
{{Tr|Michael Kandel}}
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1977 |
|
The Star Diaries | Avon | Collection | 194 |
| December 1977 |
|
The Star Diaries | Avon | Collection | 194 |
| 1978 |
|
The Star Diaries | Orbit | Collection | 166 |
| July 1985 |
|
The Star Diaries | Harvest / HBJ | Collection | 166 |
| November 1990 |
|
The Star Diaries | Mandarin | Collection | 166 |
| July 2012 |
|
The Star Diaries | Mariner Books | Collection | |166 |
| December 2015 |
|
The Star Diaries | Penguin Books | Collection | |166 |
| January 2016 |
|
The Star Diaries | Penguin Books | Collection | |194 |