80-nendai no rōdō kumiai katsudō ni kansuru jittai chōsa
Series: Chōsa kenkyū shiryō ; no. 99
Publisher: Nihon Rōdō Kyōkai, Shōwa 57 [1982]
Published: 1982
Place of publication: Tōkyō
Language: jpn
Number of pages: 174