Gaya APA
Bulletin of The Volcanological Survey of Indonesia No. 119 1988 - 1989. ().
Bandung, Jawa Barat, Indonesia:
Direktorat Vulkanologi.
Gaya MLA
Bulletin of The Volcanological Survey of Indonesia No. 119 1988 - 1989.
.
Bandung, Jawa Barat, Indonesia:
Direktorat Vulkanologi,
.
.