Khiaokaeo, Dhammarut. “Management efficiency of the administrators of the Subdistrict Administrative Organization in Sing Buri Province”. Journal of Yanasangvorn Research Institute Mahamakut Buddhist University 14, no. 2 (December 26, 2023): 120–131. accessed October 14, 2026. https://so04.tci-thaijo.org/index.php/yri/article/view/269621.