Syed Izarul Hisyam Syed Isa, and Syafiqah Md Nayan. “WOW Your Customers: Tips to Retain Customers”. Journal of Undergraduate Social Science and Technology 2, no. 2 (March 21, 2020). Accessed March 31, 2025. http://abrn.asia/ojs/index.php/JUSST/article/view/75.