Federally coordinated program of research and development in highway transportation :
annual progress report.
APA Citation
United States. Federal Highway Administration. Offices of Research, D., United States. Federal Highway Administration. Offices of Research and Development. Federally coordinated program of research and development in highway transportation: annual progress report. Washington, D.C.: U.S. Dept. of Transportation, Federal Highway Administration, Office of Research, Development and Technology.
MLA Citation
United States. Federal Highway Administration. Offices of Research, Development, and Technology, and United States. Federal Highway Administration. Offices of Research and Development. Federally Coordinated Program of Research And Development In Highway Transportation: Annual Progress Report. Washington, D.C.: U.S. Dept. of Transportation, Federal Highway Administration, Office of Research, Development and Technology,