Sonprem , J., Phayom, C., & Laosawatdikul, P. (2026). THE ROLES OF SCHOOL ADMINISTRATORS IN PERSONNEL ADMINISTRATION UNDER THE LOPBURI SECONDARY EDUCATIONAL SERVICE AREA OFFICE. Journal of Educational Review Faculty of Education in MCU, 13(1), 633–648. retrieved from https://so02.tci-thaijo.org/index.php/EDMCU/article/view/286367