“KONSEP ZIYADAH DALAM JUAL-BELI MENURUT PANDANGAN EKONOMI ISLAM”, SUNAN GIRI, vol. 11, no. 1, pp. 63–80, Jun. 2021, Accessed: Oct. 22, 2025. [Online]. Available: https://journal.unsuri.ac.id/index.php/jkk/article/view/270