| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1963 |
|
Amazing Stories, October 1963 | Ziff-Davis Publishing Company | MAGAZINE | 107 |
| September 1964 |
|
Pacificon II: Program Book | Pacificon II | Nonfiction | [8] |
| April 2012 |
|
La ciudad en el fin del mundo | La Biblioteca del Laberinto | Novel | 7 |