APA (7th ed.) Citation

Gehlen, R., & Irving, D. J. C. (1972). The service: The memoirs of General Reinhard Gehlen. World Publ.

Chicago Style (17th ed.) Citation

Gehlen, Reinhard, and David John Cawdell Irving. The Service: The Memoirs of General Reinhard Gehlen. New York: World Publ, 1972.

MLA (8th ed.) Citation

Gehlen, Reinhard, and David John Cawdell Irving. The Service: The Memoirs of General Reinhard Gehlen. World Publ, 1972.