APA (7th ed.) Citation

McKee, A. (1964). The friendless sky: The story of air combat in World War I. Morrow.

Chicago Style (17th ed.) Citation

McKee, Alexander. The Friendless Sky: The Story of Air Combat in World War I. New York: Morrow, 1964.

MLA (9th ed.) Citation

McKee, Alexander. The Friendless Sky: The Story of Air Combat in World War I. Morrow, 1964.