Attempted defection by Lithuanian seaman Simas Kudirka : hearings before the Subcommittee on State Department Organization and Foreign Operations of the Committee on Foreign Affairs, House of Representatives, Ninety-first Congress, second session, December 3, 7, 8, 9, 14, 17, 18, and 29, 1970. (U.S. Govt. Print. Off, 1971)