Nomination of Alan D. Bersin : hearing before the Committee on Finance, United States Senate, One Hundred Eleventh Congress, second session, on the nomination of Alan D. Bersin, to be Commissioner of Customs, Department of Homeland Security, May 13, 2010.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2010.