Bōryokudan taisaku roppō
By: Keisatsuchō Keijikyoku Bōryokudan Taisakubu henshū.Fūzoku Mondai Kenkyūkai cho.
Contributors: Japan. Keisatsuchō. Bōryokudan Taisakubu.
Edition: 3-teiban
Publisher: Tōkyō Hōrei Shuppan
Published: 1996
Place of publication: Tōkyō
Language: jpn
Number of pages: 792
Subjects: Violence (Law) -- Japan.; Organized crime -- Japan -- Prevention.