Motor vehicle tractor lengths : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, Ninety-fifth Congress, second session, on S. 3431 ... September 7, 1978.
United States.Congress.Senate.Committee on Commerce, Science, and Transportation.
Washington : U.S. Govt. Print. Off.,
1978.
"Serial no. 95-129."
Includes bibliographical references.
Trucks
Truck tractors
Tractor trailer combinations