Theresia Ginting*, Yunita T.S. Bire dan Hildegardis Tuga Siga. “PERBEDAAN LIMBAH BUAH TERHADAP PERUBAHAN WARNA ECO-ENZYME”. Prosiding Seminar Nasional Hasil-Hasil Penelitian 6, no. 1 (February 16, 2024): 490–497. Accessed July 12, 2025. http://ejurnal.politanikoe.ac.id/index.php/psnp/article/view/301.