APA (7th ed.) Citation

Freud, S., Freud, E. L., Stern, J., & Stern, T. (1960). Letters ([1st ed.].). Basic Books.

Chicago Style (17th ed.) Citation

Freud, Sigmund, Ernst L. Freud, James Stern, and Tania Stern. Letters. [1st ed.]. New York: Basic Books, 1960.

MLA (9th ed.) Citation

Freud, Sigmund, et al. Letters. [1st ed.]. Basic Books, 1960.