China's role in Africa : implications for U.S. policy : hearing before the Subcommittee on African Affairs of the Committee on Foreign Relations, United States Senate, One Hundred Twelfth Congress, first session, November 1, 2011.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.