Sitichok, Thakorn, and Witthawat Nitsungnoen. “Chaopraya Phra Sadetsurentrathibodi and Development of Thai Education in the Reform Era under Task-Oriented Leadership Role”. Princess of Naradhiwas University Journal of Humanities and Social Sciences 8, no. 2 (January 22, 2021): 236–250. Accessed April 29, 2024. https://so05.tci-thaijo.org/index.php/pnuhuso/article/view/245424.