Gaya APA

Permian to Recent Volcanism in Northern Sumatera, Indonesia a Preliminary Study of it Distribution, Chemistry, and Peculiarities. (). Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi.

Gaya MLA

Permian to Recent Volcanism in Northern Sumatera, Indonesia a Preliminary Study of it Distribution, Chemistry, and Peculiarities. . Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi, . .