Commercial Motor Carrier Safety: Hearing Before the Subcommittee on Surface Transportation of the Committee on Public Works and Tranksportation, House of Representatives, Ninety-sixth Congress, Second Session, August 4,1980, at Pittsburgh, Pa, Volume 4
United States. Congress. House. Committee on Public Works and Transportation. Subcommittee on Surface Transportation
tammi 1980 · U.S. Government Printing Office