| ▲Título▼ | ▲C▼ | ▲Año▼ | ▲V▼ | △Concepto▼ |
|---|---|---|---|---|
| Cultus Maleficarum |   | 2014 | — | Escritor |
| The Flautists |  | 2001 | — | Escritor |
| Preface to the Original Edition ("The Disciples of Cthulhu") |  | 1976 | 3.00 | Escritor |
| Preface to the Revised Edition ("The Disciples of Cthulhu") | | 1996 | — | Escritor |
