Lazuardi, Muhammad Naufal, and Purbayu Budi Santosa. “COMPARATIVE ANALYSIS OF THE THOUGHTS OF M. UMER CHAPRA AND M. ABDUL MANNAN ABOUT THE CONCEPT OF RIBA AND BANKING”. Ad-Deenar: Jurnal Ekonomi dan Bisnis Islam 4, no. 02 (September 25, 2020): 139–162. Accessed January 10, 2025. https://jurnal.staialhidayahbogor.ac.id/index.php/ad/article/view/715.