http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Review of mercury pollution's impacts to public health and the environment
hearing before the Subcommittee on Clean Air and Nuclear Safety and the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, second session, April 17, 2012
Committee on Environment and Public Works.
Subcommittee on Clean Air and Nuclear Safety,
1 online resource (iii, 94 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 Clean Air and Nuclear Safety.