APA (7th ed.) Citation

Frank, H. (1933). Freiheit! Ludendorff [u.a.].

Chicago Style (17th ed.) Citation

Frank, Herbert. Freiheit! München: Ludendorff [u.a.], 1933.

MLA (8th ed.) Citation

Frank, Herbert. Freiheit! Ludendorff [u.a.], 1933.