Promsit, Archaraphan, Nawattakorn Homsin, and Wantana Amatariyakul. 2019. “The Administrative Factors Affecting the Creative Leadership of Teachers under NongKhai Primary Educational Service Area Office 1”. Ubon Ratchathani Journal of Research and Evaluation 8 (1):40-49. https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/174643.