tarn, yeetarn, Chalee Pakdee, and Phramahasakun Mahaviro, Asst. Prof. Dr. 2024. “Guidelines for Development of the Internal Quality Assurance Systems of Khamthieng Anussorn School”. MCU Haripunchai Review 8 (1):191-205. https://so04.tci-thaijo.org/index.php/JMHR/article/view/a013.