Nihon no hiryō shihon o bunsekisuru
Subtitle: ryūan kōgyō hattatsu no ashidori o chūshin to shite
By: Zenkoku Ryūan Kōgyō Rōdō Kumiai Renmei hen
Edition: Shohan
Publisher: Rōnō Shorin
Published: 1949
Place of publication: Tōkyō
Language: jpn
Number of pages: 129