The Grand Grimoire of Cthulhu Mythos Magic - Hardcover - Chaosium Inc.
Cthulhu Mythos (Concept) - Giant Bomb
Tales of the Great Old Ones: The Collected Cthulhu Mythos (Illustrated) - Kindle edition by Lovecraft, H. P., Howard, Robert E., Bierce, Ambrose, Chambers , Robert W., Price , E. Hoffmann, England,