Appeared alongside James White in
| Title | Type | Year | |
|---|---|---|---|
|
|
Galactic Empires | Anthology | 1976 |
|
Imperios galácticos 2 | Anthology | 1977 |
|
Galactic Empires Volume One | Anthology | 1979 |
|
Galactic Empires | Anthology | 1988 |