Publications (5)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| October 1952 | Space Stories, October 1952 | Standard Magazines, Inc. | MAGAZINE | 72 |
| 1968 | Science Fiction Yearbook, Number 2 | Popular Library, Inc. | MAGAZINE | 42 |
| November 1985 | Invaders! | Baen Books | Collection | 197 |
| November 1985 | Invaders! | Baen Books | Collection | 197 |
| April 1989 | Invaders! | Baen Books | Collection | 197 |