Browsing by Author "Putri, Rahayu Eka"
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Eksternalitas Negatif Pencemaran Sungai Kampar Akibat Kegiatan Penambangan Emas Tanpa Izin (PETI)
Putri, Rahayu Eka | Putri, Eka Intan Kumala (2013)One of the natural resources utilization can be conducted from mining sector, both in a legal and illegal. One of the mining common conducted by the society is Gold Mining without Authorization (PETI). Generally, people ...