1.
Karmpira U, Tonwimonrat S. The Administrator’s Competencies and School Effectiveness under Suphanburi Primary Educational Service Area Office 1. J.Humanities Social Sciences [internet]. 2022 Nov. 22 [cited 2026 Sep. 13];5(4):1318-32. available from: https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/259233