United States. Congress. Senate. Committee on Energy and Natural Resources.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
2012
United States. Congress. Senate. Committee on Energy and Natural Resources.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.
2006
United States. Congress. House. Committee on Government Reform. Subcommittee on Energy Policy, Natural Resources, and Regulatory Affairs.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O. [Congressional Sales Office], 2001.
2001