| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1976 |
|
The Craft of Science Fiction: A Symposium on Writing Science Fiction and Science Fantasy | Harper & Row | Nonfiction | 136 |
| 1977 |
|
The Craft of Science Fiction: A Symposium on Writing Science Fiction and Science Fantasy | Barnes & Noble Books | Nonfiction | 137 |
| 1980 |
|
The Craft of Science Fiction: A Symposium on Writing Science Fiction and Science Fantasy | Barnes & Noble Books | Nonfiction | 137 |