Appeared alongside James White in
| Title | Type | Year | Year | |
|---|---|---|---|---|
|
|
S-F: Adventures in Mutation | Anthology | 1956 | |
|
Selected Stories from Science-Fiction Adventures in Mutation | Anthology | 1965 | |
|
Sterren van Galaxy III | Anthology | 1982 | |
|
Histoires de créatures | Anthology | 1984 | |
|
Republic and Empire | Anthology | 1987 | |
|
Isaac Asimov Presents The Great SF Stories 24 | Anthology | 1992 | |
|
Le grandi storie della fantascienza: 1962 | Anthology | 1994 | |
|
The Big Book of Science Fiction: The Ultimate Collection | Anthology | 2016 | |
|
Häpna!, January 1962 | Magazine issue | 1962 | |
|
Fantasia e Fantascienza 3, February 1963 | Magazine issue | 1963 | |
|
Galaxy, October 1973 (UK edition) | Magazine issue | 1973 | |
|
Galaxy, October 1973 (US edition) | Magazine issue | 1973 |