ดีสวน นารีรัตน์, and ซิวดอน จิตรลดา. “A Study of Needs for Teaching and Learning Activities Development of Teachers in Early Childhood Care Centers of Local Administrator Organization in Nakhonratchasima Province”. Journal of Industrial Education 13, no. 1 (April 30, 2014): 46–54. Accessed May 18, 2024. https://ph01.tci-thaijo.org/index.php/JIE/article/view/173190.