Septiandini, Annisa Rizki. “Kualitas Produk, Promosi, Dan Pelayanan Terhadap Loyalitas Pelanggan Pada Amanah Mart Sukoharjo”. JURNAL ILMIAH EDUNOMIKA 7, no. 1 (February 28, 2023). Accessed October 26, 2025. https://www.jurnal.stie-aas.ac.id/index.php/jie/article/view/8365.