APA (7th ed.) Citation

Weigert, H. (1942). German geopolitics. Oxford University Press.

Chicago Style (17th ed.) Citation

Weigert, Hans. German Geopolitics. London: Oxford University Press, 1942.

MLA (8th ed.) Citation

Weigert, Hans. German Geopolitics. Oxford University Press, 1942.

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