Izu Ōshima kōkagaku sumoggu chōsa hōkokusho
Subtitle: Shōwa 50--52-nendo
Series: Kōgai Kenkyūjo shiryō -- 1-4-20
Publisher: Tōkyō-to Kōgai Kenkyūjo
Published: 1979
Place of publication: Tōkyō
Language: jpn
Number of pages: 75
Notes: Cover title.