Citazione Stile APA (7a Edizione)

Shepard, L. (1991). Encyclopedia of occultism & parapsychology (3rd. ed.). Gale Research.

Citazione stile Chigago Style (17a edizione)

Shepard, Leslie. Encyclopedia of Occultism & Parapsychology. 3rd. ed. Detroit, Mich: Gale Research, 1991.

Citatione MLA (9a ed.)

Shepard, Leslie. Encyclopedia of Occultism & Parapsychology. 3rd. ed. Gale Research, 1991.