Kumiai 20-nenshi
Subtitle: 1948-1968
By: Keihin Kyūkō Rōdō Kumiai Shikkō Iinkai hen
Publisher: Keihin Kyūkō Rōdō Kumiai
Published: 1968
Place of publication: Yokohama-shi
Language: jpn
Number of pages: 606
Subjects: History; Keihin Kyūkō Rōdō Kumiai
Other titles: Kumiai nijūnenshi