APA (7th ed.) Citation

Freud, A. (1993). The ego and the mechanisms of defence (Revised ed.). Karnac Books.

Chicago Style (17th ed.) Citation

Freud, Anna. The Ego and the Mechanisms of Defence. Revised ed. London: Karnac Books, 1993.

MLA (9th ed.) Citation

Freud, Anna. The Ego and the Mechanisms of Defence. Revised ed. Karnac Books, 1993.

Warning: These citations may not always be 100% accurate.