John W. Campbell: The Writing Years
| First published | August 1963 |
|---|---|
| Type | Essay |
| Series | SF Profile |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1963 |
|
Amazing Stories, August 1963 | Ziff-Davis Publishing Company | MAGAZINE | 93 |
| November 1971 |
|
Amazing Science Fiction, November 1971 | Ultimate Publishing Co., Inc. | MAGAZINE | 91 |