APA (7th ed.) Citation

Knowles, D. (1966). The nature of mysticism ([1st ed.].). Hawthorn Books.

Chicago Style (17th ed.) Citation

Knowles, David. The Nature of Mysticism. [1st ed.]. New York: Hawthorn Books, 1966.

MLA (9th ed.) Citation

Knowles, David. The Nature of Mysticism. [1st ed.]. Hawthorn Books, 1966.