APA (7th ed.) Citation

(1957). Proceedings of four conferences of parapsychological studies. [s.n.

Chicago Style (17th ed.) Citation

Proceedings of Four Conferences of Parapsychological Studies. New York: [s.n, 1957.

MLA (9th ed.) Citation

Proceedings of Four Conferences of Parapsychological Studies. [s.n, 1957.