Melton, J. G. (1996). Encyclopedia of occultism & parapsychology (4th ed.). Gale Research Inc.
Cita Chicago (17th ed.)Melton, J. Gordon. Encyclopedia of Occultism & Parapsychology. 4th ed. Detroit, Mich: Gale Research Inc, 1996.
Cita MLA (9th ed.)Melton, J. Gordon. Encyclopedia of Occultism & Parapsychology. 4th ed. Gale Research Inc, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.