Kantha , Nonthakan, and Nampueng Intanate. “Indicator Development and Factor Analysis of Secondary Teacher’s Transformative Learning Process”. Journal of Multidisciplinary in Humanities and Social Sciences 6, no. 5 (October 25, 2023): 2504–2521. accessed April 9, 2025. https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/265725.