RPGnet: Review of Malleus Monstrorum Vol. I + II (Printable Version)
Cthulhu Mythos Monsters | Call of Cthulhu on Roll20 Compendium
Call of Cthulhu Rpg Keeper Rulebook: Horror Roleplaying in the Worlds of H.p. Lovecraft (Call of Cthulhu Roleplaying): Chaosium Inc, Sandy Petersen, Lynn Willis, Mike Mason, Paul Fricker, Alan Bligh, Matthew Sanderson,
Release - [Chaosium] Chaosium Unveiled: Nameless Horrors 2nd Edition (Call of Cthulhu) | EN World Tabletop RPG News & Reviews
The Short Version? Monster Manual was a great book for its time, but its definitely overshadowed by more modern interpretations. | RPGGeek
Call Of Cthulhu Core Rulebook ( PDFDrive )
Malleus Monstrorum - Cthulhu Mythos Bestiary - PDF - Chaosium Inc.
Malleus Monstrorum - Cthulhu Mythos Bestiary - PDF - Chaosium Inc.
L'Appel de Cthulhu : Manuel du Gardien
The Cryptid Manual - An Unusual Creatures RPG Monster Manual by Eric Bloat — Kickstarter
Coming - [Chaosium] Return to the haunted city – Call of Cthulhu: Arkham is coming worldwide in hardcover and PDF in 2024 | EN World Tabletop RPG News & Reviews