APA (7th ed.) Citation

Beumelburg, W. (1929). Sperrfeuer um Deutschland. Stalling.

Chicago Style (17th ed.) Citation

Beumelburg, Werner. Sperrfeuer Um Deutschland. Oldenburg: Stalling, 1929.

MLA (8th ed.) Citation

Beumelburg, Werner. Sperrfeuer Um Deutschland. Stalling, 1929.

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