CHANGKHAEN, A.; TOOMNAN, P. Guidelines for Developing Learning Leadership of School Administrator under The Secondary Educational Service Area Office Nongkhai. KKU Research Journal (Graduate Studies) Humanities and Social Sciences, [S. l.], v. 13, n. 3, p. 89–100, 2026. Disponível em: https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/279119. Acesso em: 1 oct. 2026.