ชาญณรงค์อัญชิษฐา. 2018. “GUIDELINES FOR DEVELOPMENT OF EFFECTIVE PUBLIC SERVICES OF INSTITUTE FOR SKILL DEVELOPMENT 11, SURATTHANI”. Journal of Yanasangvorn Research Institute Mahamakut Buddhist University 9 (2), 92-106. https://so04.tci-thaijo.org/index.php/yri/article/view/173084.