APA (7th ed.) Citation

Rathenau, W. (1926). Briefe: Bd. 2. Briefe, 2.1926.

Chicago Style (17th ed.) Citation

Rathenau, Walther. "Briefe: Bd. 2." Briefe 1926: 2.1926.

MLA (8th ed.) Citation

Rathenau, Walther. "Briefe: Bd. 2." Briefe, 1926, p. 2.1926.