U-Thanang, Narongchai, and Nareeya Weerakit. “A Comparative Study of Psychological Empowerment and Employee Commitment Between Chain-Affiliated and Independent Hotels in Krabi”. Journal of International Studies, Prince of Songkla University 5, no. 1 (June 24, 2015): 99–118. Accessed May 10, 2024. https://so03.tci-thaijo.org/index.php/jis/article/view/245784.