United States. Federal Highway Administration. Office of Freight Management and Operations, author.
Washington, DC : U.S. Department of Transportation, Federal Highway Administration, 2009.
2009
Hyman, Robert C., 1975-
Washington, DC : U.S. Dept. of Transportation, Federal Highway Administration, Office of Freight Management and Operations, [2010]
2010
United States. Federal Highway Administration. Office of Freight Management and Operations.
Washington, D.C. : U.S. Dept. of Transportation, Federal Highway Administration, Office of Freight Management and Operations, [2002]
2002