APA (7th ed.) Citation

Rothfels, H. (1970). The German opposition to Hitler: An assessment. Wolff.

Chicago Style (17th ed.) Citation

Rothfels, Hans. The German Opposition to Hitler: An Assessment. London: Wolff, 1970.

MLA (9th ed.) Citation

Rothfels, Hans. The German Opposition to Hitler: An Assessment. Wolff, 1970.