Mukdasawan W, Jatuporn W. GUIDELINES FOR THE DEVELOPMENT OF ACTIVE LEARNING MANAGEMENT IN SMALL-SIZED SCHOOLS UNDER THE OFFICE OF CHIANG RAI PRIMARY EDUCATIONAL SERVICE AREA 3. Education MCU [internet]. 2026 Aug. 31 [cited 2026 Sep. 1];13(2):147-60. available from: https://so02.tci-thaijo.org/index.php/EDMCU/article/view/286665