United States. Congress. House. Committee on Natural Resources. Subcommittee on Energy and Mineral Resources & ProQuest (Firm). (2006). Opportunities for good samaritan cleanup of hard rock abandoned mine lands: 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, July 13, 2006. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Natural Resources. Subcommittee on Energy and Mineral Resources and ProQuest (Firm). Opportunities for Good Samaritan Cleanup of Hard Rock Abandoned Mine Lands: 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, July 13, 2006. Washington: U.S. G.P.O., 2006.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Natural Resources. Subcommittee on Energy and Mineral Resources and ProQuest (Firm). Opportunities for Good Samaritan Cleanup of Hard Rock Abandoned Mine Lands: 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, July 13, 2006. U.S. G.P.O., 2006.