APA (7th ed.) Citation

National Research Council (U.S.). Highway Research Board. (1969). Freeway traffic characteristics and control: 19 reports. Highway Research Board, National Research Council.

Chicago Style (17th ed.) Citation

National Research Council (U.S.). Highway Research Board. Freeway Traffic Characteristics and Control: 19 Reports. Washington, D.C: Highway Research Board, National Research Council, 1969.

MLA (9th ed.) Citation

National Research Council (U.S.). Highway Research Board. Freeway Traffic Characteristics and Control: 19 Reports. Highway Research Board, National Research Council, 1969.