APA (7th ed.) Citation

Bolcke, O., & Werner, J. (1972). Knight of Germany: Oswald Boelcke, German ace. Arno Press.

Chicago Style (17th ed.) Citation

Bolcke, Oswald, and Johannes Werner. Knight of Germany: Oswald Boelcke, German Ace. [New York]: Arno Press, 1972.

MLA (9th ed.) Citation

Bolcke, Oswald, and Johannes Werner. Knight of Germany: Oswald Boelcke, German Ace. Arno Press, 1972.

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