Gaya APA

Report on Observation at the Volcano Kelud on II and 12 January 1976. (). Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi.

Gaya MLA

Report on Observation at the Volcano Kelud on II and 12 January 1976. . Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi, . .