Gaya APA
The 1986-1987 Eruption of Izu-Oshima Volcano
.
(1988).
Tokyo:
Earthquake Research Institute University of Tokyo.
Gaya MLA
The 1986-1987 Eruption of Izu-Oshima Volcano
.
.
Tokyo:
Earthquake Research Institute University of Tokyo,
1988.
Text.