1981 NASA authorization : hearings before the Subcommittee on Transportation, Aviation and Communications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-sixth Congress, second session, February 6 and 7, 1980.
United States.Congress.House.Committee on Science and Technology.Subcommittee on Transportation, Aviation and Communications.
Washington : USGPO,
1980.
No. 96-95
United States. National Aeronautics and Space Administration