Introduction (The Best from Fantasy and Science Fiction: 17)
| First published | April 1968 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1968 |
|
The Best from Fantasy and Science Fiction: Seventeenth Series | Doubleday | Anthology | 9 |
| January 1972 |
|
The Best from Fantasy and Science Fiction: 17th Series | Ace Books | Anthology | 1 |