APA (7th ed.) Citation

O'Ballance, E. (1964). The Red Army: A short history. F. A. Praeger.

Chicago Style (17th ed.) Citation

O'Ballance, Edgar. The Red Army: A Short History. New York: F. A. Praeger, 1964.

MLA (9th ed.) Citation

O'Ballance, Edgar. The Red Army: A Short History. F. A. Praeger, 1964.