APA (7th ed.) Citation

Leach, B. A. (1973). German strategy against Russia: 1939 - 1941. Clarendon Press.

Chicago Style (17th ed.) Citation

Leach, Barry A. German Strategy Against Russia: 1939 - 1941. Oxford: Clarendon Press, 1973.

MLA (9th ed.) Citation

Leach, Barry A. German Strategy Against Russia: 1939 - 1941. Clarendon Press, 1973.

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