Theresia Ginting*, Yunita T.S. Bire dan Hildegardis Tuga Siga. PERBEDAAN LIMBAH BUAH TERHADAP PERUBAHAN WARNA ECO-ENZYME. PSNPL [Internet]. 2024 Feb. 16 [cited 2025 Jul. 12];6(1):490-7. Available from: http://ejurnal.politanikoe.ac.id/index.php/psnp/article/view/301