Safriani, Safriani, and Pani Akhiruddin Siregar. “Pengaruh Kualitas Layanan, Kualitas Produk Dan Kepuasan Nasabah Terhadap Loyalitas Nasabah PT. Bank Pembiayaan Rakyat Syariah (BPRS) Al-Washliyah Medan”. JURNAL ILMIAH EDUNOMIKA 8, no. 2 (April 23, 2024). Accessed July 27, 2025. https://jurnal.stie-aas.ac.id/index.php/jie/article/view/12858.