United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Surface Transportation and Merchant Marine. (2012). Economics, service, and capacity in the freight railroad industry: Hearing before the Subcommittee on Surface Transportation and Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Ninth Congress, second session, June 21, 2006. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Surface Transportation and Merchant Marine. Economics, Service, and Capacity in the Freight Railroad Industry: Hearing Before the Subcommittee on Surface Transportation and Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Ninth Congress, Second Session, June 21, 2006. Washington: U.S. G.P.O., 2012.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Surface Transportation and Merchant Marine. Economics, Service, and Capacity in the Freight Railroad Industry: Hearing Before the Subcommittee on Surface Transportation and Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Ninth Congress, Second Session, June 21, 2006. U.S. G.P.O., 2012.