Pratiwi, Zalza, and Dian Nuswantara. “Environmental Quality Cost Analysis at PT. Anugrah Harisma Barakah”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE) 8, no. 1 (July 24, 2025): 8226-8236. Accessed June 3, 2026. https://e-journal.uac.ac.id/index.php/iijse/article/view/6187.