| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1960 |
|
Galaxy Magazine, December 1960 | Galaxy Publishing Corporation | MAGAZINE | 117 |
| December 1960 |
|
Galaxy Magazine, December 1960 | Strato Publications | MAGAZINE | 117 |
| March 2016 | Subject to Change | Project Gutenberg | Chapbook | ||
| April 2020 |
|
Subject to Change and Two More Stories | Otbebookpublishing | Collection |