APA (7th ed.) Citation

Humphreys, J. B., Mauldin, H. D., & Sullivan, T. D. (1980). Identification of traffic management problems in work zones. Dept. of Transportation, Federal Highway Administration, Office of Research, Traffic Systems Division.

Chicago Style (17th ed.) Citation

Humphreys, J. B., H. D. Mauldin, and T. D. Sullivan. Identification of Traffic Management Problems in Work Zones. Washington: Dept. of Transportation, Federal Highway Administration, Office of Research, Traffic Systems Division, 1980.

MLA (9th ed.) Citation

Humphreys, J. B., et al. Identification of Traffic Management Problems in Work Zones. Dept. of Transportation, Federal Highway Administration, Office of Research, Traffic Systems Division, 1980.