phetdee, pidsinee, and Thirasak Uppamaiathichai. “Strategies for the Administration of High-Performance Schools under the Phitsanulok Primary Educational Service Area Office 3”. Educational Management and Innovation Journal 9, no. 3 (October 6, 2026): 70–87. accessed October 10, 2026. https://so01.tci-thaijo.org/index.php/emi/article/view/286021.