Introduction (World's Best Science Fiction: 1969)
Donald A. Wollheim & Terry Carr
| First published | May 1969 |
|---|---|
| Type | Essay |
Credited only to "The Editors" at the end of the piece.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1969 |
|
World's Best Science Fiction: 1969 | Ace Books | Anthology | 7 |
| September 1969 |
|
World's Best Science Fiction: 1969 | Ace Books / SFBC | Anthology | 9 |