Sōhyō 15-nen
Subtitle: rōdō undō no kōdo seichō
By: Okazaki Saburō cho
Publisher: Rōdō Junpōsha
Published: 1965
Place of publication: Tōkyō
Language: jpn
Number of pages: 264
Subjects: Nihon Rōdō Kumiai Sōhyōgikai
Other titles: Rōdō undō no kōdo seichō.; Sōhyō jūgonen.