แซ่ตั้ง เทียมหทัย. “The Opinions of Customers Towards the Service Quality of the Wedding Business in Khonkaen Province”. Siam University Journal of Business Administration 17, no. 29 (March 27, 2022): 50–73. accessed June 25, 2025. https://so07.tci-thaijo.org/index.php/sujba/article/view/873.