Zaidan Hōjin Songai Hoken Jigyō Kenkyūjo 50-nenshi.
Contributors: Songai Hoken Jigyō Kenkyūjo (Japan)
Publisher: Songai Hoken Jigyō Kenkyūjo
Published: 1983
Place of publication: Tōkyō
Language: jpn
Number of pages: 390
Subjects: Songai Hoken Jigyō Kenkyūjo (Japan) -- History.
Other titles: Songai Hoken Jigyō Kenkyūjo 50-nenshi.