Drought : hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Thirteenth Congress, first session on exploring the effects of drought on energy and water management, April 25, 2013
Washington : U.S. Government Printing Office, 2013. Washington, DC : For sale by the Superintendent of Documents, U.S. Government Printing Office [Getzville, New York] : William S. Hein & Company, [2014]