The Energy factbook : data on energy resources, reserves, production, consumption, prices, processing, and industry structure / prepared at the request of the Subcommittee on Energy and Power of the Committee on Interstate and Foreign Commerce, United States House of Representatives by the Congressional Research Service, Library of Congress
Washington : U.S. Government Printing Office, 1980. Washington, D.C. : For sale by the Superintendent of Documents, U.S. Government Printing Office [Getzville, New York] : William S. Hein & Company, [2015]