Afandi, Yazid. “Urgensi Kaidah Fiqhiyyah Bagi Dunia Bisnis”. Az-Zarqa’: Jurnal Hukum Bisnis Islam 4, no. 2 (December 2, 2012): 301–320. Accessed July 13, 2025. https://journal.uin-suka.ac.id/syariah/azzarqa/article/view/3038.