APA (7th ed.) Citation

Littlejohn, D., & Volstad, R. (1990). The SA 1921-45: Hitler's stormtroopers. Osprey.

Chicago Style (17th ed.) Citation

Littlejohn, David, and Ron Volstad. The SA 1921-45: Hitler's Stormtroopers. London: Osprey, 1990.

MLA (9th ed.) Citation

Littlejohn, David, and Ron Volstad. The SA 1921-45: Hitler's Stormtroopers. Osprey, 1990.

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