APA (7th ed.) Citation

Freud, S., & Strachey, J. (1976). Jokes and their relation to the unconscious. Penguin Books.

Chicago Style (17th ed.) Citation

Freud, Sigmund, and James Strachey. Jokes and Their Relation to the Unconscious. Harmondsworth ; New York: Penguin Books, 1976.

MLA (8th ed.) Citation

Freud, Sigmund, and James Strachey. Jokes and Their Relation to the Unconscious. Penguin Books, 1976.