Singngam S. THE MENAGEMENT MODEL FOR DEVELOPMENT TO QUALITY SCHOOL OF BAN KHONKEANNONSAWAN SCHOOL (SMARTS MODEL) UNDER THE LOEI PRIMARY EDCATIONAL SERVICE AREA OFFICE 2. UMGESHIC [Internet]. 2021 Dec. 25 [cited 2025 Jun. 5];1(2):856-9. Available from: https://journal.umg.ac.id/index.php/umgeshic/article/view/3464