Marlina, Ropi. “LOYALITAS NASABAH BANK SYARIAH PENDEKATAN KARAKTERISTIK”. Eqien - Jurnal Ekonomi dan Bisnis 3, no. 1 (February 18, 2016): 30–39. Accessed September 21, 2025. https://www.stiemuttaqien.ac.id/ojs/index.php/OJS/article/view/42.