Appeared alongside James White in
| Title | Type | Year | Year | |
|---|---|---|---|---|
|
|
Christmas on Ganymede | Anthology | 1990 | |
|
Fantastic, July 1961 | Magazine issue | 1961 | |
|
Fiction 130, September 1964 | Magazine issue | 1964 | |
|
Minotauro, May 1965 | Magazine issue | 1965 | |
|
Urania (collana) 421, 30 January 1966 | Magazine issue | 1966 | |
|
Galaxy, March 1972 | Magazine issue | 1972 |