Gaya APA

Agency, J, I, C. (1991). Report on the Cooperative Mineral Exploration in the Pegunungan Tigapuluh Area, The Republic of Indonesia: Phase II . Japan: Japan Inernational Cooperation Agency.

Gaya MLA

Agency, Japan, International, Cooperation. "Report on the Cooperative Mineral Exploration in the Pegunungan Tigapuluh Area, The Republic of Indonesia: Phase II". Japan: Japan Inernational Cooperation Agency, 1991. Text.