Gaya APA

Increased Activity Of Mt.Kelud During 1975.. (). Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi.

Gaya MLA

Increased Activity Of Mt.Kelud During 1975.. . Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi, . .