Channuan, Kritsada, Sasirada Pangthai, and Songdej Sonjai. 2026. “A Model of Effective School Administration in Schools under the Secondary Educational Service Area Office Loei, Nong Bua Lamphu”. Journal of Multidisciplinary in Humanities and Social Sciences 9 (4):2065-84. https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/286466.