| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1978 |
|
Pendulum | DAW Books | Collection | 102 |
| December 1978 |
|
Pendulum | DAW Books / New American Library of Canada | Collection | 102 |
| May 1979 |
|
Das Zeitpendel | Pabel | Collection | 49 |
| August 1980 |
|
Pendulum | Editrice Nord | Collection | 91 |
| January 1982 |
|
Pendulum | DAW Books | Collection | 102 |
| July 1982 |
|
Pendulum | New English Library | Collection | 143 |
| 1990 |
|
Pêndulo | Livros do Brasil | Collection | |5 |