Chūzōkō
Subtitle: kōsaku kikai kōgyō ni okeru shirōdo kōin kyōiku jisshū kunren kijun
Publisher: Nihon Nōritsu Kyōkai Seimitsu Kikai Tōseikai
Published: 1944
Place of publication: [Tokyo]
Language: jpn
Number of pages: 54
Notes: "Bessatsu Shokushubetsu kunren kijun (8-7)."