A national interoperable broadband network for public safety [electronic resource] : recent developments : hearing before the Subcommittee on Communications, Technology, and the Internet of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, first session, September 24, 2009.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
