Thongdee, Natchaporn. “THE DEVELOPMENT MODEL OF DESIRABLE LEARNER CHARACTERISTICS TOWARD 21ST-CENTURY CITIZENSHIP AT WAT NONG PATONG SCHOOL (AMPHONRAT PRACHASUN SCHOOL)”. Journal of MCU Nakhondhat 13, no. 5 (May 25, 2026): 220–232. accessed September 28, 2026. https://so03.tci-thaijo.org/index.php/JMND/article/view/299427.