Srisettha, Surapong, Siri Thee-asana, and Chayakan Ruangsuwan. “Development of Desirable Characteristics of Students For Being School of Morality through Action Research : A Case Study of ‎Phayakkaphumwittayakarn School”. Journal of Research and Development Institute Rajabhat Maha Sarakham University 7, no. 1 (June 30, 2020): 53–70. Accessed May 8, 2024. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/214610.