Sukardi, Sukardi, Md. Abu Jahid, and Suryana Hendrawan. “E-Service Quality and Promotion on Customer Loyalty: The Importance of Customer Satisfaction”. Jurnal Fokus Manajemen Bisnis 13, no. 2 (October 28, 2023): 239–252. Accessed November 21, 2024. http://journal2.uad.ac.id/index.php/fokus/article/view/9130.