Wilamas, C., T. Supprasert, P. Phaunggern, K. Klomklaw, and S. Chanprasert. “LOYALTY PATTERNS IN DEPARTMENT STORE SERVICES IN PHRA NAKHON SI AYUTTHAYA PROVINCE”. Journal of Social Science and Cultural, vol. 8, no. 7, July 2024, pp. 79-91, https://so06.tci-thaijo.org/index.php/JSC/article/view/274876.