H.R. 489, H.R. 818, and H.R. 470 : legislative hearing before the Subcommittee on Water and Power of the Committee on Natural Resources, U.S. House of Representatives, One Hundred Twelfth Congress, first session, Thursday, May 12, 2011.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.