Phosing, Siridao, and Thanarat Sripongngam. 2019. “Development the Management Administration Guidelines According to Standard Criteria of Child Development Centers under the Local Administrative Organization Mahasarakham Province”. Academic Journal of Mahamakut Buddhist University Roi Et Campus 9 (2):95-105. https://so01.tci-thaijo.org/index.php/AJMBU/article/view/244690.