United States. Congress. House. Committee on Resources. Subcommittee on Energy and Mineral Resources. (2006). Future of federal coal: Status, availability, and impact of technological advances in using coal to create alternative energy resources : oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, U.S. House of Representatives, One Hundred Ninth Congress, second session, Thursday, May 4, 2006. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Resources. Subcommittee on Energy and Mineral Resources. Future of Federal Coal: Status, Availability, and Impact of Technological Advances in Using Coal to Create Alternative Energy Resources : Oversight Hearing Before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, U.S. House of Representatives, One Hundred Ninth Congress, Second Session, Thursday, May 4, 2006. Washington: U.S. G.P.O., 2006.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Resources. Subcommittee on Energy and Mineral Resources. Future of Federal Coal: Status, Availability, and Impact of Technological Advances in Using Coal to Create Alternative Energy Resources : Oversight Hearing Before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, U.S. House of Representatives, One Hundred Ninth Congress, Second Session, Thursday, May 4, 2006. U.S. G.P.O., 2006.