Oroshiurigyō kourigyō oyobi sābisugyō ni okeru rōdō jittai
Subtitle: Shōwa 47-nen (Sangyōbetsu shūgyō jittai chōsa kekka hōkokusho)
By: [henshū Tōkyō-to Rōdōkyoku Sōmubu Tōkei Chōsaka]
Publisher: Tōkyō-to Rōdōkyoku
Published: 1972
Place of publication: Tōkyō
Language: jpn
Number of pages: 391
Notes: Cover title.