| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1966 |
|
The Dark Brotherhood and Other Pieces | Arkham House | Anthology | |
| September 1978 |
|
The Fantasy Book: An Illustrated History from Dracula to Tolkien | Collier Books | Nonfiction | 76 |
| 2019 |
|
Fantastic Fictioneers: A History of the Incredible Volume Two | PS Publishing | Nonfiction | 486|486.4 |