Evaluation of best practices in traffic operations and safety :
phase I : flashing LED stop sign and optical speed bars /
E.D. Arnold, Jr., K.E. Lantz, Jr.

APA Citation

Arnold, E. D., Lantz, K. E., United States. Federal Highway Administration., Virginia. Dept. of Transportation., Virginia Transportation Research Council. (2007). Evaluation of best practices in traffic operations and safety: phase I : flashing LED stop sign and optical speed bars. Charlottesville, Va.: Virginia Transportation Research Council.

MLA Citation

Virginia Transportation Research Council, et al.. Evaluation of Best Practices In Traffic Operations And Safety: Phase I : Flashing LED Stop Sign And Optical Speed Bars. Charlottesville, Va.: Virginia Transportation Research Council, 2007.