Wachchara, Suttikan, and Sumeth Tuvadaratragool. “Marketing Factors Affecting Customers’ Decision Making on Using Cleaning Service Company in Thailand”. Suan Dusit Graduate School Academic Journal 20, no. 1 (February 15, 2024): 77–89. accessed May 26, 2025. https://so19.tci-thaijo.org/index.php/SDUGSAJ/article/view/316.