United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Surface Transportation and Merchant Marine.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
2012
National Research Council (U.S.). Transportation Research Board. Committee for the Study of Freight Capacity for the Next Century.
Washington, DC : Transportation Research Board, 2003.
2003
United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Railroads.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.
2006