Thongdee, N. “THE DEVELOPMENT MODEL OF DESIRABLE LEARNER CHARACTERISTICS TOWARD 21ST-CENTURY CITIZENSHIP AT WAT NONG PATONG SCHOOL (AMPHONRAT PRACHASUN SCHOOL)”. Journal of MCU Nakhondhat, vol. 13, no. 5, May 2026, pp. 220-32, https://so03.tci-thaijo.org/index.php/JMND/article/view/299427.