Kampang ค. ., Naksri ท. ., Thongrak ป. ., Chaisombat ศ. ., & Thawinkarn ด. . (2020). A Policy Recommendations for Develop The Collaborative Network in Educational Management of Secondary Schools in Khon Kaen. KKU Research Journal (Graduate Studies) Humanities and Social Sciences, 8(3), 42–50. Retrieved from https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/247808