Juvenile delinquency: (treatment and rehabilitation of juvenile drug addicts); hearings before the Subcommittee to Investigate Juvenile Delinquency of the Committee on the Judiciary United States Senate, 84. Congress, 2. session pursuant to S. Res. 173 and S. Res. 303, 84. Congress, investigation of juvenile delinquency in the United States, December 17 and 18, 1956 (Greenwood Press, 1968)