APA (7th ed.) Citation

Freud, S., Freud, A., Strachey, J., & Tyson, A. (2001). The Ego and the Id and other works: (1923 - 1925). Vintage.

Chicago Style (17th ed.) Citation

Freud, Sigmund, Anna Freud, James Strachey, and Alan Tyson. The Ego and the Id and Other Works: (1923 - 1925). London: Vintage, 2001.

MLA (8th ed.) Citation

Freud, Sigmund, et al. The Ego and the Id and Other Works: (1923 - 1925). Vintage, 2001.