Rōsohō, rōchōhō kaisei iken ni kansuru chōsa kekka ichiran
Series: Kokuchōritsu shiryō -- A14; Kokuto Chōritsu shiryō -- A14.
Publisher: Kokuritsu Kokkai Toshokan Chōsa Rippō Kōsakyoku
Published: 1952
Place of publication: [Tōkyō]
Language: jpn
Number of pages: 21
Subjects: Labor laws and legislation
Notes: Cover title.