APA (7th ed.) Citation

Zweig, S., Beck, K., Berlin, J. B., & Weschenbach-Feggeler, N. (1998). Briefe, 1914-1919. S. Fischer.

Chicago Style (17th ed.) Citation

Zweig, Stefan, Knut Beck, Jeffrey B. Berlin, and Natascha Weschenbach-Feggeler. Briefe, 1914-1919. Frankfurt am Main: S. Fischer, 1998.

MLA (9th ed.) Citation

Zweig, Stefan, et al. Briefe, 1914-1919. S. Fischer, 1998.