PURWANTO, PURWANTO, and SOPHIA DWI RATNA. “ANALYSIS OF DETERMINANT FACTORS TOWARD MARGIN MURABAHAH OF INDONESIA ISLAMIC BANKS”. Journal of Business Studies and Management Review 1, no. 2 (June 2, 2018): 45–51. Accessed April 23, 2026. https://www.online-journal.unja.ac.id/jbsmr/article/view/5349.