ภิญโญส., นพรักส., พานิชย์ผลินไชยเ., and บูรณะชาติส. “The Development of Strategies to Promotion for Teacher Competency of Municipality School”. Journal of Humanities and Social Sciences University of Phayao, Vol. 4, no. 1, July 2019, pp. 2 - 15, https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/200291.