Anuphap P. A MANAGEMENT MODEL IN ENHANCE TEACHER DEVELOPMENT IN PROJECT-BASED LEARNING MANAGEMENT FOR BANPAYAENG SCHOOL UNDER THE CHIANG RAI PRIMARY EDUCATIONAL SERVICE AREA OFFICE 1. JSBA [internet]. 2022 Dec. 30 [cited 2025 Dec. 16];7(12):1076-90. available from: https://so04.tci-thaijo.org/index.php/JSBA/article/view/263091