Preventing an economic shockwave [electronic resource] : securing the port of Houston from a terrorist attack : hearing before the Subcommittee on Oversight, Investigations, and Management of the Committee on Homeland Security, House of Representatives, One Hundred Twelfth Congress, first session, August 24, 2011.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.