The Colombia and Panama free trade agreements [electronic resource] : national security and foreign policy priorities : hearing before the Subcommittee on the Western Hemisphere of the Committee on Foreign Affairs, House of Representatives, One Hundred Twelfth Congress, first session, March 17, 2011.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2011.