SIANGBOON, R.; ATTHACHAKARA, S. DEVELOPING GUIDELINES OF ADMINISTRATION TO THE BASIC EDUCATION STANDARDS OF SCHOOLS UNDER THE OFFICE OF SECONDARY EDUCATIONAL SERVICE AREA 20. Academic Journal of Mahamakut Buddhist University Roi Et Campus, [S. l.], v. 11, n. 1, p. 397–411, 2022. Disponível em: https://so01.tci-thaijo.org/index.php/AJMBU/article/view/247590. Acesso em: 7 may. 2024.