Widiana, Windi, and Surono Surono. “Pengaruh Kualitas Pelayanan Presepsi Harga Dan Promosi Terhadap Kepuasan Pelanggan Di DAN+DAN”. Journal of Economics, Bussiness and Management Issues 2, no. 3 (June 16, 2025): 389–404. Accessed June 22, 2025. https://economics.pubmedia.id/index.php/jebmi/article/view/688.