Kakkoku no rōdō kumiai to seitō katsudō
Subtitle: Bei-Ei-Futsu-Doku-So no rōdō undō no tokushoku
Series: Sangyō minshuka shiryō -- dai 5-shū
Publisher: Nihon Sangyō Minshu Kyōkai
Published: 1949
Place of publication: Tōkyō
Language: jpn
Number of pages: 44
Subjects: Labor movement