nunchaiwong, charoen. “READING AND WRITING SKILLS DEVELOPMENT PROJECT OF SOBPAO COMMUNITY SCHOOL UNDER THE CHIANGRAI PRIMARY EDUCATIONAL SERVICE AREA OFFICE 4”. Journal of Buddhist Anthropology 7, no. 8 (August 31, 2022): 421–439. accessed April 24, 2025. https://so04.tci-thaijo.org/index.php/JSBA/article/view/260416.