APA (7th ed.) Citation

Ludendorff, E. (1931). Weltkrieg droht! Ludendorff.

Chicago Style (17th ed.) Citation

Ludendorff, Erich. Weltkrieg Droht! München: Ludendorff, 1931.

MLA (8th ed.) Citation

Ludendorff, Erich. Weltkrieg Droht! Ludendorff, 1931.

Warning: These citations may not always be 100% accurate.