Todōfukenbetsu shūshokuritsu jūsokuritsu oyobi shokugyō antei gyōmu tōkei kisetsu chōseichi kaizen ni kansuru shiryō
By: [henshū Rōdō Seisaku Kenkyū Kenshū Kikō]
Series: JILPT shiryō shirīzu -- no. 7
Publisher: Rōdō Seisaku Kenkyū Kenshū Kikō
Published: 2006
Place of publication: Tōkyō
Language: jpn
Number of pages: 103