APA (7th ed.) Citation

Graf, B., Scharold, H., & Bosl, K. (1952). (1848 - 1945). Lurz.

Chicago Style (17th ed.) Citation

Graf, Benno, Hans Scharold, and Karl Bosl. (1848 - 1945). München: Lurz, 1952.

MLA (9th ed.) Citation

Graf, Benno, et al. (1848 - 1945). Lurz, 1952.