Cita APA (7th ed.)

Guyon, R., Flugel, J. C., Flugel, I., & Haire, N. (1948). The ethics of sexual acts. A. A. Knopf.

Cita Chicago (17th ed.)

Guyon, Rene, John Carl Flugel, Ingeborg Flugel, i Norman Haire. The Ethics of Sexual Acts. New York: A. A. Knopf, 1948.

Cita MLA (9th ed.)

Guyon, Rene, et al. The Ethics of Sexual Acts. A. A. Knopf, 1948.