Zentei rōdō undō zenshi
Subtitle: Zentei rōdō undōshi senzenhen
By: Zen Teishin Rōdō Kumiai Zen Teishi Hensan Iinkai
Publisher: Zen Teishin Rōdō Kumiai
Published: 1965
Place of publication: Tōkyō
Language: jpn
Subjects: Postal service; Employees; Telecommunication; Trade-unions