Phabchanda, U., & Duangchatom, K. (2023). The Guideline for Development Educational Institutions are Learning Organizations in The Network Group to Promote the Efficiency of Special Education Center Network 9: The Guideline for Development Educational Institutions are Learning Organizations in The Network Group to Promote the Efficiency of Special Education Center Network 9. RATANABUTH JOURNAL, 5(2), 497–512. Retrieved from https://so07.tci-thaijo.org/index.php/rtnb/article/view/3257