APA (7th ed.) Citation

United States. National Advisory Committee for Aeronautics. (1938). Effect of spark-timing regularity on knock limitations of engine performance. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Advisory Committee for Aeronautics. Effect of Spark-timing Regularity on Knock Limitations of Engine Performance. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. National Advisory Committee for Aeronautics. Effect of Spark-timing Regularity on Knock Limitations of Engine Performance. [s.n.], 1938.