United States. Congress. House. Committee on Natural Resources. Subcommittee on National Parks, Forests, and Public Lands.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008.
2009
United States. Congress. House. Committee on Natural Resources. Subcommittee on National Parks, Forests, and Public Lands (2007- ), author.
Washington : U.S. Government Printing Office, 2013.
2013
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2005.
2005
Website