| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1959 |
|
Astounding Science Fiction, August 1959 | Street & Smith Publications, Inc. | MAGAZINE | 8 |
| January 1960 |
|
Astounding Science Fiction, January 1960 | Atlas Publishing and Distribution Co. Ltd | MAGAZINE | 4 |
| January 1960 |
|
Astounding Science Fiction, January 1960 | Atlas Publishing and Distribution Co. Ltd | MAGAZINE | 4 |
| January 2008 | The Aliens | Project Gutenberg | Chapbook | 8 |