Items where Author is "Ritonga, Mangasi"
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Thesis
Ritonga, Mangasi (2023) PENGARUH KESADARAN LINGKUNGAN (X) TERHADAP PERILAKU MASYARAKAT (Y) DALAM MENGURANGI SAMPAH PLASTIK DI DESA HAUNATAS KECAMATAN SAIPAR DOLOK HOLE KABUPATEN TAPANULI SELATAN. Undergraduate thesis, Universitas Satya Negara Indonesia.