APA (7th ed.) Citation

Brevoort, M. J., & Joyner, U. T. (1939). Cooling on the front of an air-cooled engine cylinder in a conventional enigne cowling. NACA.

Chicago Style (17th ed.) Citation

Brevoort, M. J., and Upshur T. Joyner. Cooling on the Front of an Air-cooled Engine Cylinder in a Conventional Enigne Cowling. Washington: NACA, 1939.

MLA (9th ed.) Citation

Brevoort, M. J., and Upshur T. Joyner. Cooling on the Front of an Air-cooled Engine Cylinder in a Conventional Enigne Cowling. NACA, 1939.