APA (7th ed.) Citation

Zelle, A. (1939). 50 arguments about the Corridor: Poland versus Germany. Volk u. Reich Verl.

Chicago Style (17th ed.) Citation

Zelle, Arnold. 50 Arguments About the Corridor: Poland Versus Germany. Berlin: Volk u. Reich Verl, 1939.

MLA (9th ed.) Citation

Zelle, Arnold. 50 Arguments About the Corridor: Poland Versus Germany. Volk u. Reich Verl, 1939.

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