Yusuf AH, Oyelakin IO, Abdul Shukor S, Ahmad Bustamam US. THE ROLE OF HALAL CERTIFICATION IN BUSINESS PERFORMANCE IN SELANGOR: A STUDY ON KOPITIAMS. MMJ [Internet]. 2017 Dec. 1 [cited 2024 Apr. 19];21:1-22. Available from: https://e-journal.uum.edu.my/index.php/mmj/article/view/mmj.21.2017.9052