“Teacher Professionalism and the Influence of Education Level, Training, and Teaching Experience”. JMKSP (Jurnal Manajemen, Kepemimpinan, dan Supervisi Pendidikan) 7, no. 2 (June 2, 2022): 557–570. Accessed June 21, 2026. https://jurnal.univpgri-palembang.ac.id/index.php/JMKSP/article/view/8110.