APA (7th ed.) Citation

United States. National Advisory Committee for Aeronautics. (1938). Influence of directed air flow on combustion in spark-ignition engines. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Advisory Committee for Aeronautics. Influence of Directed Air Flow on Combustion in Spark-ignition Engines. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. National Advisory Committee for Aeronautics. Influence of Directed Air Flow on Combustion in Spark-ignition Engines. [s.n.], 1938.