Gaya APA

Sudradjat, A., Heryadi, R. (2015). Greetings From Tambora: A Potpurri Of The Stories On The Deadliest Volcanic Eruption . Bandung: Geological Museum.

Gaya MLA

Sudradjat, Adjat., Heryadi, Rachmat. "Greetings From Tambora: A Potpurri Of The Stories On The Deadliest Volcanic Eruption". Bandung: Geological Museum, 2015. Text.