APA (7th ed.) Citation

Stevens, J. H. (1952). How and why of aircraft and their engines. Putnam.

Chicago Style (17th ed.) Citation

Stevens, James Hay. How and Why of Aircraft and Their Engines. London: Putnam, 1952.

MLA (9th ed.) Citation

Stevens, James Hay. How and Why of Aircraft and Their Engines. Putnam, 1952.