Introduction (Triax)
| First published | December 1977 |
|---|---|
| Type | Essay |
| Series | Silverberg's Essays: Others' Work |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1977 |
|
Triax | Pinnacle Books | Anthology | vii |
| March 1979 |
|
Triax | Fontana | Anthology | 7 |