Sopharak W, Vaisopha K. Analysis of Professional Learning Community of Schools in Under Loei Primary Education Service Area Office 1: Analysis of Professional Learning Community of Schools in Under Loei Primary Education Service Area Office 1. rtnb [internet]. 2023 Aug. 31 [cited 2025 Apr. 7];5(2):125-41. available from: https://so07.tci-thaijo.org/index.php/rtnb/article/view/2857