Items where Author is "Putra, David Oksa"
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Putra, David Oksa (2013) Dampak Kerusakan Lingkungan Penambangan Bijih Besi PT. Royalti Mineral Bumi di Kenagarian Pulakek, Kecamatan Pauh Duo, Kabupaten Solok Selatan. Bachelor/Skripsi thesis, Universitas Negeri Padang.