Rimmai, Suparlerk, and Phasakorn Dokchan. “Developing the competencies necessary for the prevention and suppression of drugs of the village security unit in Wang Thong District Phitsanulok Province”. Journal of Modern Learning Development 8, no. 10 (October 30, 2023): 70–82. accessed October 11, 2026. https://so06.tci-thaijo.org/index.php/jomld/article/view/263144.