สรรพกิจจำนง ก. “Parents’ Satisfaction toward Activities to Enhance the Early Childhood Children’s Development Organized by Student Teachers Majoring in Early Childhood Children at the Faculty of Education of Ramkhamhaeng University”. Journal of Humanities & Social Sciences (JHUSOC), vol. 15, no. 2, July 2019, pp. บทความที่ 20 หน้าที่ 215-223, https://so03.tci-thaijo.org/index.php/jhusoc/article/view/201597.