Gaya APA

Tampubolon, I, A. (2003). Gold-Copper Prospects Within The Eksploration Consession Areas (KP) Of PT PERMATA LEMBATAMA SIMPATI Lomblen Island-Lembata Regency Nusa Tenggara Timur Province . Bandung: Direktorat Sumber Daya Mineral.

Gaya MLA

Tampubolon, Ir., Armin. "Gold-Copper Prospects Within The Eksploration Consession Areas (KP) Of PT PERMATA LEMBATAMA SIMPATI Lomblen Island-Lembata Regency Nusa Tenggara Timur Province". Bandung: Direktorat Sumber Daya Mineral, 2003. Fungsional.