Gaya APA
Self, S., Rampino, M. (1979).
A Volcanological Investigation Of Three Important Recent Eruptions in Indonesia Krakatau 1883, Tambora 1815 and Agung 1963 .
Bali:
Pusat Vulkanologi dan Mitigasi Bencana Geologi.
Gaya MLA
Self, Stephen., Rampino, Michael.
"A Volcanological Investigation Of Three Important Recent Eruptions in Indonesia Krakatau 1883, Tambora 1815 and Agung 1963".
Bali:
Pusat Vulkanologi dan Mitigasi Bencana Geologi,
1979.
Text.