Numnaphol, S., K. Sanguankruea, and S. KaewKumsai. “Efficiency of Management of Moral Teaching in Schools under the Roi Et Primary Educational Service Area Office 1:”. Interdisciplinary Academic and Research Journal, vol. 4, no. 4, Aug. 2024, pp. 1161-82, doi:10.60027/iarj.2024.279849.