Cita APA (7th ed.)
Morin, J., Kirchmeier, J., & Till, T. (1986). Anal pleasure & health: A guide for men and women (2. ed.). Yes press.
Cita Chicago (17th ed.)
Morin, Jack, Jen-Ann Kirchmeier, i Tom Till. Anal Pleasure & Health: A Guide for Men and Women. 2. ed. Burlingame, CA: Yes press, 1986.
Cita MLA (9th ed.)
Morin, Jack, et al. Anal Pleasure & Health: A Guide for Men and Women. 2. ed. Yes press, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.