Rōdō jikan, kyūjitsu, kyūka seido ni tsuite
Subtitle: Heisei 2-nen rōdō jikan tō jittai chōsa kekka hōkoku
Series: Rōdō keizai shiryō -- no. 12
Publisher: Chiba-ken Shōkō Rōdōbu Rōseika
Published: 1991
Place of publication: [Chiba-shi]
Language: jpn
Number of pages: 39