Warapornvimonchai, Kanokwan. “Perception and Opinions of Being a National University of Naresuan University Staff”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 9, no. 2 (October 17, 2021): 25–36. Accessed March 29, 2024. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/244429.