| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1971 |
|
The Canopy of Time | New English Library | Collection | |
| July 1972 |
|
The Canopy of Time | New English Library | Collection | |
| September 1973 |
|
Herrscher im Weltenraum | Pabel | Novel | |
| April 1974 |
|
Science Fiction Monthly, April 1974 | New English Library | MAGAZINE | |
| May 1975 |
|
The Canopy of Time | New English Library | Collection | |
| July 1975 |
|
The Towers of Utopia | Bantam Books | Novel | |
| February 1976 |
|
Galassia, #212 | Casa Editrice La Tribuna | MAGAZINE | |
| June 1992 |
|
Ultraterranium | Paper Tiger / Dragon's World | Nonfiction | 20 |
| July 2016 |
|
The Big Book of Science Fiction: The Ultimate Collection | Vintage Crime / Black Lizard / Vintage Books | Anthology | |
| July 2016 |
|
The Big Book of Science Fiction: The Ultimate Collection | Vintage Crime / Black Lizard / Vintage Books | Anthology | |
| July 2016 |
|
The Big Book of Science Fiction: The Ultimate Collection | Vintage Crime/Black Lizard / SFBC | Anthology |