Hawkins, H. G., Pike, A., & Azimi, M. (2009). Evaluation of traffic control devices: Fifth-year activities. Texas Transportation Institute, Texas A & M University System ; Available through the National Technical Information Service.
Chicago Style (17th ed.) CitationHawkins, H. Gene, Adam Pike, and Mehdi Azimi. Evaluation of Traffic Control Devices: Fifth-year Activities. College Station, Tex. : Springfield, Va.: Texas Transportation Institute, Texas A & M University System ; Available through the National Technical Information Service, 2009.
MLA (9th ed.) CitationHawkins, H. Gene, et al. Evaluation of Traffic Control Devices: Fifth-year Activities. Texas Transportation Institute, Texas A & M University System ; Available through the National Technical Information Service, 2009.