Cita APA (7a ed.)

Freud, S., Strachey, J., & Zilboorg, G. (1961). Beyond the pleasure principle. W.W. Norton.

Cita Chicago Style (17a ed.)

Freud, Sigmund, James Strachey, y Gregory Zilboorg. Beyond the Pleasure Principle. New York: W.W. Norton, 1961.

Cita MLA (9a ed.)

Freud, Sigmund, et al. Beyond the Pleasure Principle. W.W. Norton, 1961.