APA (7th ed.) Citation

Smith, W. S., & Le Craw, C. S. (1948). Traffic speed enforcement policies. Eno Foundation for Highway Traffic Control.

Chicago Style (17th ed.) Citation

Smith, Wilbur Stevenson, and Charles S. Le Craw. Traffic Speed Enforcement Policies. Saugatuck, Conn: Eno Foundation for Highway Traffic Control, 1948.

MLA (9th ed.) Citation

Smith, Wilbur Stevenson, and Charles S. Le Craw. Traffic Speed Enforcement Policies. Eno Foundation for Highway Traffic Control, 1948.