Combined Hydrocarbon Leasing Act of 1981 hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Energy and Natural Resources, United States Senate, ninety-seventh Congress, first session on S.1575, September 17, 1981
United States.Congress.Senate.Committee on Energy and Natural Resources.Subcommittee on Energy and Mineral Resources.
Washington USGPO
1981
Mining leases