APA (7th ed.) Citation

Freud, S., Abraham, K., & Abraham, H. C. (1965). Briefe: 1907 - 1926. Fischer.

Chicago Style (17th ed.) Citation

Freud, Sigmund, Karl Abraham, and Hilda C. Abraham. Briefe: 1907 - 1926. Frankfurt am Main: Fischer, 1965.

MLA (8th ed.) Citation

Freud, Sigmund, et al. Briefe: 1907 - 1926. Fischer, 1965.

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