APA (7th ed.) Citation

Bley, F. (1918). Der schlimmste Feind! Matthes.

Chicago Style (17th ed.) Citation

Bley, Fritz. Der Schlimmste Feind! Leipzig: Matthes, 1918.

MLA (8th ed.) Citation

Bley, Fritz. Der Schlimmste Feind! Matthes, 1918.

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