Gaya APA

Yuwanto, L. (2018). Indonesia the ring of fire: tinjauan risk, hazards, vulnerability & mitigasi . Yogyakarta: Graha Ilmu.

Gaya MLA

Yuwanto, Listyo. "Indonesia the ring of fire: tinjauan risk, hazards, vulnerability & mitigasi". Yogyakarta: Graha Ilmu, 2018. Text.