Ezreal Twell Henry, Nurulnathirah Abdul Karim, Amy Izzati Yusop, and Lewis Liew Teo Piaw. “Bundling Pricing Model”. Malaysia Journal of Invention and Innovation 2, no. 4 (July 4, 2023): 38–42. Accessed July 4, 2024. https://digit360.com.my/mjii/index.php/home/article/view/40.