Ponwichai, W., & Phrakhruwuttichaikarnkosol,Dr. (2026). GUIDELINES FOR PERSONNEL MANAGEMENT BASED ON BRAHMAVIHARA OF SCHOOLS UNDER THE SURATTHANI PRIMARY EDUCATIONAL SERVICE AREA OFFICE 3. Journal of Setthawit Review, 6(2), 3278–3292. retrieved from https://so12.tci-thaijo.org/index.php/stw/article/view/6813