Tuvadaratragool, Sumeth, and Parinya Bunjongmanee. “Leadership Style and Success of Tourism Operators in the Northern Region”. Humanities and Social Sciences Nakhonsawan Rajabhat University Academic Journal 7, no. 1 (October 9, 2020): 153–168. Accessed May 19, 2024. https://so05.tci-thaijo.org/index.php/hssnsru/article/view/240338.