Incoming Resources
- Cults that kill, probing the underworld of occult crime, Larry Kahaner
- Whisperers, the secret history of the spirit world, J.H. Brennan
- Magic, mystery, and science, the occult in Western civilization, Dan Burton and David Grandy
- Witchcraft, by Charles Alva Hoyt
- The dark side of the enlightenment, wizards, alchemists, and spiritual seekers in the age of reason, John V. Fleming
- Pseudoscience and the paranormal, Terence Hines