Introduction (The 5th Annual of the Year's Best S-F)
| First published | September 1960 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1960 |
|
The 5th Annual of the Year's Best S-F | Simon & Schuster | Anthology | 7 |
| January 1961 |
|
The Year's Best S-F: 5th Annual Edition | Dell | Anthology | 8 |
| May 1961 |
|
The Year's Best S-F: 5th Annual Edition | Dell | Anthology | 8 |
| October 1966 |
|
The Best of Sci-Fi 5 | Mayflower-Dell | Anthology | 8 |
| 1967 |
|
The Best of Sci-Fi 5 | Mayflower-Dell | Anthology | 8 |
| 1969 |
|
The Best of Sci-Fi 5 | Mayflower | Anthology | 8 |