Adam, A. R., C. A. Bahari, and M. N. Abdul Jalil. “Halal Quality Management System: A Comparison Between Halal and Kosher”. AL-ITQAN: JOURNAL OF ISLAMIC SCIENCES AND COMPARATIVE STUDIES, vol. 4, no. 1, Dec. 2020, pp. 89-115, https://journals.iium.edu.my/al-itqan/index.php/al-itqan/article/view/136.