1978 · كتاب مصدر (قواعد/خيارات لتعزيز اللعب)

Authentic Thaumaturgy (First Edition)

This reference work examines occult traditions, parapsychology, ceremonial magic, and other belief systems to help fantasy simulation games portray magic more realistically. It discusses how real-world magicians and religious practitioners use spells, rituals, and psychic practices, with guidance for adapting these ideas to playable game systems.