L'Autore. L. Sprague de Camp (L'abisso del passato Alba eterna)
| First published | May 1999 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1999 |
|
Urania #1361 | Mondadori | MAGAZINE | 248 |