Risono. (2003). Pongkor mining methode overview. Departement of Mining Unit Bisnis Pertambangan Emas Pongkor.
Chicago Style (17th ed.) CitationRisono. Pongkor Mining Methode Overview. Departement of Mining Unit Bisnis Pertambangan Emas Pongkor, 2003.
MLA (8th ed.) CitationRisono. Pongkor Mining Methode Overview. Departement of Mining Unit Bisnis Pertambangan Emas Pongkor, 2003.
Warning: These citations may not always be 100% accurate.