America's presidential libraries : their mission and their future : joint hearing before the Committee on Transportation and Infrastructure and the Committee on Oversight and Government Reform, House of Representatives, One Hundred Twelfth Congress, first session, February 28, 2011.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2011.
