Turner-Fairbank Highway Research Center. (2004). The safety impacts of differential speed limits on rural interstate highways. U.S. Dept. of Transportation, Federal Highway Administration, Research, Development, and Technology, Turner-Fairbank Highway Research Center.
Chicago Style (17th ed.) CitationTurner-Fairbank Highway Research Center. The Safety Impacts of Differential Speed Limits on Rural Interstate Highways. McLean, VA.: U.S. Dept. of Transportation, Federal Highway Administration, Research, Development, and Technology, Turner-Fairbank Highway Research Center, 2004.
MLA (9th ed.) CitationTurner-Fairbank Highway Research Center. The Safety Impacts of Differential Speed Limits on Rural Interstate Highways. U.S. Dept. of Transportation, Federal Highway Administration, Research, Development, and Technology, Turner-Fairbank Highway Research Center, 2004.