Panel discussions on international space activities : hearings before the Subcommittee on Space Science and Applications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-fifth Congress, second session, June 20, 21, 1978.
United States.Congress.House.Committee on Science and Technology.Subcommittee on Space Science and Applications.
Washington : U.S. Govt. Print. Off.,
1978.
"No. 75."
Space sciences