Sainaratchai, Krittika, and Komsit Kieanwatana. “The Development of Tourist’s Motivation towards Tourism in Sa Kaeo As Frontier Tourism Destination”. Journal of Cultural Approach 20, no. 38 (August 17, 2019): 81–90. Accessed April 29, 2024. https://so02.tci-thaijo.org/index.php/cultural_approach/article/view/209561.