勞働協約締結促進運動に關する報告
Series: Rōdō kyōyaku shiryō -- dai 29-gō
Publisher: Rōdōshō Rōseikyoku
Published: 1948
Place of publication: Tōkyō
Language: jpn
Other titles: Rōdō kyōyaku teiketsu sokushin undō ni kansuru hōkoku