Sengo ni okeru shōnen hikō no henka ni kansuru kenkyū hōkokusho.
Contributors: Japan. Seishōnen Taisaku Honbu.
Publisher: Sōmuchō Seishōnen Taisaku Honbu
Published: 1986
Place of publication: [Tokyo]
Language: jpn
Number of pages: 111
Subjects: Juvenile delinquency -- Japan -- History.
Notes: Cover title.