Shūgyō-dokuhon
Subtitle: chōyō kōin no tame no
By: Nihon Gijutsu Kyōiku Kyōkai hen
Publisher: Ginōsha Yōsei Shuppansha
Published: 1942
Place of publication: Tōkyō
Language: jpn
Number of pages: 132
Subjects: Work; Industrial mobilization
Other titles: Shūgyō tokuhon.