United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Energy and Environment. (2011). The future of coal under climate legislation: Hearing before the Subcommittee on Energy and Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, first session, March 10, 2009. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Energy and Commerce. Subcommittee on Energy and Environment. The Future of Coal Under Climate Legislation: Hearing Before the Subcommittee on Energy and Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, First Session, March 10, 2009. Washington: U.S. G.P.O., 2011.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Energy and Commerce. Subcommittee on Energy and Environment. The Future of Coal Under Climate Legislation: Hearing Before the Subcommittee on Energy and Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, First Session, March 10, 2009. U.S. G.P.O., 2011.