Protecting the electric grid [electronic resource] : H.R. --------, the Grid Reliability and Infrastructure Defense Act : hearing before the Subcommittee on Energy and Power of the Committee on Energy and Commerce, House of Representatives, One Hundred Twelfth Congress, first session, May 31, 2011.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.