APA (7th ed.) Citation

Ries, K., & Ring, H. (1992). The Legion Condor: A history of the Luftwaffe in the Spanish Civil War, 1936-1939. Schiffer Publishing.

Chicago Style (17th ed.) Citation

Ries, Karl, and Hans Ring. The Legion Condor: A History of the Luftwaffe in the Spanish Civil War, 1936-1939. West Chester, PA: Schiffer Publishing, 1992.

MLA (9th ed.) Citation

Ries, Karl, and Hans Ring. The Legion Condor: A History of the Luftwaffe in the Spanish Civil War, 1936-1939. Schiffer Publishing, 1992.