Khunasampanno (Akhanit), P. T. ., S. Saikham, and P. H. Vadasuddo. “The Personnel Administration by the Four Saṅgahavatthu Principle of the Phrapariyattidhamma School Administrators in Educational Division of the Area 7”. Journal of Modern Learning Development, vol. 7, no. 3, Apr. 2022, pp. 159-68, https://so06.tci-thaijo.org/index.php/jomld/article/view/254337.