Panyo, Karrun. “A STUDY ON WELLNESS TOURISM POTENTIAL OF GOLF COURSES FOR SERVICING FOREIGN TOURISTS IN THE UPPER NORTH REGION”. Academic Journal of Thailand National Sports University 12, no. 1 (January 1, 2020): 175–187. Accessed May 19, 2024. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/244318.