Gaya APA
Neve, G, A, D. (1953).
Krakatau and Anak Krakatau , With a communication on The Latest Investigation in October .
Bandung, Jawa Barat, Indonesia:
Pusat Vulkanologi dan Mitigasi Bencana Geologi.
Gaya MLA
Neve, G., A., De.
"Krakatau and Anak Krakatau , With a communication on The Latest Investigation in October".
Bandung, Jawa Barat, Indonesia:
Pusat Vulkanologi dan Mitigasi Bencana Geologi,
1953.
Text.