An uneasy relationship : U.S. reliance on private security firms in overseas operations : hearing before the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Tenth Congress, second session, February 27, 2008.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2010.