Gaya APA

Engineering, Y. (1999). Inception Report : Additional Consulting Services for Mt. Merapi and Mt. Semeru Volcaninc Disaster Countermeasures Project Phase II . Jakarta: PT. Tricon Jaya.

Gaya MLA

Engineering, Yachiyo. "Inception Report : Additional Consulting Services for Mt. Merapi and Mt. Semeru Volcaninc Disaster Countermeasures Project Phase II". Jakarta: PT. Tricon Jaya, 1999. Text.