Maiyam V, Somkhauyai T, Klabsri S. STRATEGY FOR EDUCATIONAL QUALITY DEVELOPMENT OF WATPAKTRONG SCHOOL UNDER NAKHON SI THAMMARAT PRIMARY EDUCATIONAL SERVICE AREA OFFICE 3. Education MCU [internet]. 2026 Apr. 30 [cited 2026 Sep. 24];13(1):600-11. available from: https://so02.tci-thaijo.org/index.php/EDMCU/article/view/281871