Beikoku rōdō kumiai no seiji katsudō
Subtitle: Soren no seido to Nihon rōso no mondai.
Contributors: Sangyō Minshu Kenkyūjo.
Series: Sangyō minshuka shiryō -- dai 147-shū
Publisher: Sangyō Minshu Kenkyūjo
Published: 1959
Place of publication: Tōkyō
Language: jpn
Number of pages: 39
Subjects: Labor unions -- Political activity -- United States