Gaya APA

ZAENUDIN, A. (2010). TThe characteristic of eruption of Indonesian active volcanoes in the last four decades . Bandung: Pusat Lingkungan Geologi.

Gaya MLA

ZAENUDIN, Akhmad. "TThe characteristic of eruption of Indonesian active volcanoes in the last four decades". Bandung: Pusat Lingkungan Geologi, 2010. Artikel.