National Research Council (U.S.). Transportation Research Board, National Research Council (U.S.). Highway Research Board. Annual Meeting, National Research Council (U.S.). Highway Research Board. Committee on Vehicle Characteristics., National Research Council (U.S.). Highway Research Board. Committee on Vehicle Inspection and Regulation., & National Research Council (U.S.). Highway Research Board. Committee on Highway Capacity and Quality of Service. (1974). Highway capacity and safety: 3 reports prepared for the 53rd annual meeting of the Highway Research Board. Washington: Transportaiton Research Board, National Research Council.
சிகாகோ பாணியிலான மேறà¯à®•à¯‹à®³à¯à®•à®³à¯National Research Council (U.S.). Transportation Research Board, National Research Council (U.S.). Highway Research Board. Annual Meeting, National Research Council (U.S.). Highway Research Board. Committee on Vehicle Characteristics, National Research Council (U.S.). Highway Research Board. Committee on Vehicle Inspection and Regulation, and National Research Council (U.S.). Highway Research Board. Committee on Highway Capacity and Quality of Service. Highway Capacity and Safety: 3 Reports Prepared for the 53rd Annual Meeting of the Highway Research Board. Washington: Transportaiton Research Board, National Research Council, 1974.
எமà¯à®Žà®²à¯à®Ž மேறà¯à®•à¯‹à®³à¯ காடà¯à®Ÿà®¿National Research Council (U.S.). Transportation Research Board, et al. Highway Capacity and Safety: 3 Reports Prepared for the 53rd Annual Meeting of the Highway Research Board. Washington: Transportaiton Research Board, National Research Council, 1974.