วิเศษสมบัติ สมนึก. “The Application of Sufficiency Economy Philosophy the People’s Way of Life in Park Ta-lay Sub-district Banlaem District Phetchabury Province in 2009”. Journal of Yanasangvorn Research Institute Mahamakut Buddhist University 2, no. 1 (June 28, 2011): 63–72. accessed September 25, 2026. https://so04.tci-thaijo.org/index.php/yri/article/view/175032.