Singmart , Sanook, Ploychanokwan Wangphon, and Pikul Meemana. “Guidelines to public policy making Integrated”. Journal of Graduate Saket Review 7, no. 1 (June 22, 2022): 73–82. accessed September 14, 2026. https://so03.tci-thaijo.org/index.php/saketreview/article/view/257618.