Wongkhumchan, R., W. Phengsawat, W. Nanthasri, W. Ponharn, and I. Sangkasinsoo. “The study of Instructional Leadership Of School Administrators”. MCU Haripunchai Review, vol. 10, no. 3, Sept. 2026, pp. 334-49, https://so04.tci-thaijo.org/index.php/JMHR/article/view/ab24.