Cita APA (7a ed.)

Freud, A. (1966). The ego and the mechanisms of defense. International Universities Press, INC.

Cita Chicago Style (17a ed.)

Freud, Anna. The Ego and the Mechanisms of Defense. Madison, Connecticut: International Universities Press, INC, 1966.

Cita MLA (9a ed.)

Freud, Anna. The Ego and the Mechanisms of Defense. International Universities Press, INC, 1966.