Ruangrat, Srirak, Phra Paladkosit Kosito, Maliwan Yotarak, and Boonlert Weeraponkan. 2021. “GUIDELINES FOR DEVELOPING EDUCATIONAL INSTITUTIONS TO TANDARDS OF MORAL SCHOOL OBEC PROJECT IN THE SCHOOL UNDER THE SECONDARY EDUCATIONAL SERVICE AREA OFFICE 12”. Journal of Graduate MCU KhonKaen Campus 8 (2):178-91. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/247138.