Sungkaew, Buchita, Pantharak Phookpan, and Damrongpol Inchan. “Models of Early Childhood Education Policy Development for Children of Ethnic Groups to Social Justice Building: The Case Study of Special Economic Development Zone, Tak and Trad Provinces”. Journal of Social Development and Management Strategy 21, no. 2 (October 22, 2019): 96–118. Accessed April 25, 2024. https://so04.tci-thaijo.org/index.php/jsd/article/view/167450.