Helium-energy Act of 1981 : hearing before the Subcommittee on Energy Conservation and Power of the Committee on Energy and Commerce, House of Representatives, Ninety-seventh Congress, first session on H.R.3877, June 18, 1981.
United States.Congress.House.Committee on Energy and Commerce.Subcommittee on Energy Conservation and Power.
Washington : U.S.G.P.O.,
1981.
Helium.