Gaya APA

Rifai, B. (1983). Chairman Indonesia Institut of Sciencies (LIPI) at the Opening Ceremony of the Symposium On the 100TH Years Development of MT. Krakatau and its Surroundings . Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi.

Gaya MLA

Rifai, B.. "Chairman Indonesia Institut of Sciencies (LIPI) at the Opening Ceremony of the Symposium On the 100TH Years Development of MT. Krakatau and its Surroundings". Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi, 1983. Text.