Cita APA (7th ed.)

Freud, S., Abraham, H. C., Freud, E. L., Cambon, F., & Grossein, J. (1969). Correspondance, 1907-1926. Gallimard.

Cita Chicago (17th ed.)

Freud, Sigmund, Hilda C. Abraham, Ernst L. Freud, Fernand Cambon, i Jean-Pierre Grossein. Correspondance, 1907-1926. Paris: Gallimard, 1969.

Cita MLA (9th ed.)

Freud, Sigmund, et al. Correspondance, 1907-1926. Gallimard, 1969.