http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
challenges and opportunities : hearing before the Subcommittee on Water and Wildlife of the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, first session, December 13, 2011
Committee on Environment and Public Works.
1 online resource (iii, 554 pages) : illustrations.
Paper version available for sale by the Superintendent of Documents, United States Government Publishing Office.
United States. Congress. Senate. Committee on Environment and Public Works. Subcommittee on Water and Wildlife.