Sōtenken "chikyū" 50 no nazo
Subtitle: ana o horazu ni koko made wakatta
By: Nano Piko.
Edition: Shohan
Series: Otona no unchiku-dokuhon
Publisher: Kō Shobō
Published: 1984
Place of publication: Tōkyō
Language: jpn
Number of pages: 223
Subjects: Earth sciences -- Popular works.; Geophysics -- Popular works.; Earthquakes -- Popular works.
Other titles: Sōtenken "chikyū" gojū no nazo.