Freud, S., Abraham, K., & Abraham, H. C. (1965). Briefe: 1907 - 1926. Fischer.
Chicago Style (17th ed.) CitationFreud, Sigmund, Karl Abraham, and Hilda C. Abraham. Briefe: 1907 - 1926. Frankfurt am Main: Fischer, 1965.
MLA (9th ed.) CitationFreud, Sigmund, et al. Briefe: 1907 - 1926. Fischer, 1965.
Warning: These citations may not always be 100% accurate.