APA (7th ed.) Citation

Karlen, A. (1988). Threesomes: Studies in sex, power, and intimacy. Morrow.

Chicago Style (17th ed.) Citation

Karlen, Arno. Threesomes: Studies in Sex, Power, and Intimacy. New York: Morrow, 1988.

MLA (8th ed.) Citation

Karlen, Arno. Threesomes: Studies in Sex, Power, and Intimacy. Morrow, 1988.