Phutdam , P., PhrakhruSumetPariyattikun and Srisuwan, K. 2025. DEVELOPMENT OF INTERNAL QUALITY ASSURANCE OPERATIONS BASED ON APARIHANIYADHAMMA IN THETSABAN 4 SCHOOL (BANLAMTRAI) UNDER SONGKHLA CITY MUNICIPALITY. Journal of Educational Review Faculty of Education in MCU. 12, 2 (Aug. 2025), 106–117.