APA (7th ed.) Citation

Freud, S., & Strachey, J. (1991). The interpretation of dreams. Penguin Books.

Chicago Style (17th ed.) Citation

Freud, Sigmund, and James Strachey. The Interpretation of Dreams. London: Penguin Books, 1991.

MLA (8th ed.) Citation

Freud, Sigmund, and James Strachey. The Interpretation of Dreams. Penguin Books, 1991.