Punbo, Kanlayanee, and Laddawan Petchroj. “GUIDELINES FOR DRIVING PROFESSIONAL LEARNING COMMUNITY OF SCHOOLS UNDER THE SECONDARY EDUCATIONAL SERVICE AREA OFFICE NONTHABURI”. Academic Journal Phranakhon Rajabhat University 12, no. 2 (November 1, 2021): 111–127. accessed December 9, 2025. https://so01.tci-thaijo.org/index.php/AJPU/article/view/249366.