Nōgyō rōdōryoku no hendō to kore ga chōsei ni kansuru chōsa
By: [henshū Teikoku Nōkai]
Series: Nōgyō kyōdō sagyō sōsho -- dai 21-Shū
Publisher: Teikoku Nōkai
Published: 1942
Place of publication: Tōkyō
Language: jpn
Subjects: Agricultural laborers
Notes: Cover title.