APA (7th ed.) Citation

Freud, S. (1949). The ego and the Id. Hogarth.

Chicago Style (17th ed.) Citation

Freud, Sigmund. The Ego and the Id. Bradford: Hogarth, 1949.

MLA (9th ed.) Citation

Freud, Sigmund. The Ego and the Id. Hogarth, 1949.

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