Phakprapai, Charin, and Preeda Chaiya. “The Study of Working Behavior and Leadership Skills of Professional Tour Guides in Thailand”. Journal of Thai Hospitality and Tourism 13, no. 1 (May 12, 2018): 13–26. Accessed April 25, 2024. https://so04.tci-thaijo.org/index.php/tourismtaat/article/view/123366.