| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1981 |
|
Notes to a Science Fiction Writer (revised and expanded) | Houghton Mifflin | Nonfiction | 57 |
| December 1984 |
|
Escape Plus | Tor | Collection | 161 |
| January 1988 |
|
Escape Plus | Methuen | Collection | 161 |
| April 2011 |
|
Escape Plus | Tor | Collection |