Prayai, N., T. Aeamtussana, and N. Siripantasak. “A FACTOR ANALYSIS OF SELF-AUTONOMY FOR PROFESSIONAL TEACHER”. RMUTK Journal of Liberal Arts, vol. 2, no. 2, Sept. 2020, pp. 42-53, https://so02.tci-thaijo.org/index.php/larts-journal/article/view/244887.