| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1963 |
|
Worlds of Tomorrow, October 1963 | Galaxy Publishing Corp. | MAGAZINE | |
| 2011 | At the Human Limit | Haffner Press | Collection | fep | |
| April 2011 |
|
At the Human Limit | Haffner Press | Collection | fep |