APA (7th ed.) Citation

Hartmann, C. (2013). Operation Barbarossa: Nazi Germany's war in the East, 1941-1945. Oxford University Press.

Chicago Style (17th ed.) Citation

Hartmann, Christian. Operation Barbarossa: Nazi Germany's War in the East, 1941-1945. Oxford ; New York: Oxford University Press, 2013.

MLA (9th ed.) Citation

Hartmann, Christian. Operation Barbarossa: Nazi Germany's War in the East, 1941-1945. Oxford University Press, 2013.