Poonputta, A. ., Khamdit, S. . and Patjan, S. . (2025) “A comparative analysis of 21st -century teaching competency perceptions among preservice teachers: Mahasarakham university”, International Journal of Innovative Research and Scientific Studies, 8(5), pp. 1926–1935. doi: 10.53894/ijirss.v8i5.9318.