APA (7th ed.) Citation

Kirchubel, R. (2013). Operation Barbarossa: The German invasion of Soviet Russia (First published.). Osprey Publishing.

Chicago Style (17th ed.) Citation

Kirchubel, Robert. Operation Barbarossa: The German Invasion of Soviet Russia. First published. Oxford: Osprey Publishing, 2013.

MLA (9th ed.) Citation

Kirchubel, Robert. Operation Barbarossa: The German Invasion of Soviet Russia. First published. Osprey Publishing, 2013.