Seisan nōritsu no jiko shindan
By: [hensha Nihon Keieisha Dantai Renmei]
Series: Keieisha shirīzu -- 5
Publisher: Nihon Keieisha Dantai Renmei
Published: 1949
Place of publication: Tōkyō
Language: jpn
Number of pages: 79
Subjects: Industrial productivity; Measurement