Items where Author is "Ratnasari, Devi"
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Ratnasari, Devi (2019) Dampak Limbah IndustriPTP Nusantara VI Terhadap Kualitas Air Sungai Batang Tareh di Kejorongan Sariak Kecamatan Luhak Nan Duo Kabupaten Pasaman Barat. Bachelor/Skripsi thesis, Universitas Negeri Padang.