Communist Tactics in Controlling Youth Organizations: Hearings Before the United States Senate Committee on the Judiciary, Subcommittee To Investigate the Administration of the Internal Security Act and Other Internal Security Laws, Subcommittee Investigating Communist Tactics in Controlling Youth Organizations, Eighty-Second Congress, First Session and Eighty-Second Congress, Second Session, on Apr. 12, June 12, 1951, Jan. 16, Feb. 27-29, Mar. 5, 24, 27, 1952