Minshuteki rōdō kumiai no arikata
By: Rengōgun Sōshireibu Keizai Kagakubu Rōdōka shiryō tokubetsu teikyō ; Aoki Shigeru yakuhen
Publisher: Meirinkaku
Published: 1947
Place of publication: Tōkyō
Language: jpn
Number of pages: 164