Gaya APA

Agency, J, I, C. (1979). Geological Exploration Report On The Survey For The Rehabilitation Ombilin Coal Mine . Jepang: Japan International Cooperation Agency.

Gaya MLA

Agency, Japan, International, Cooperation. "Geological Exploration Report On The Survey For The Rehabilitation Ombilin Coal Mine". Jepang: Japan International Cooperation Agency, 1979. Text.