H.R. 489, H.R. 818, and H.R. 470 : 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
"Serial no. 112-29." ; Shipping list no.: 2012-0178-P ; Mode of access: Internet.