Ashoro sekkaika han-dōmu chōsa hōkokusho
Publisher: Ashoro-chō Kyōiku Iinkai
Published: 1988
Place of publication: Hokkaidō Ashoro-gun Ashoro-chō
Language: jpn
Number of pages: 13
Subjects: Geology
Notes: Cover title.

Includes bibliographical references (p. 10).