M ZAINUL HAFIZI. Contribution of Teacher Professionalism in the World of Education. International Journal of Applied Educational Research (IJAER), [S. l.], v. 2, n. 2, p. 157–166, 2024. DOI: 10.59890/ijaer.v2i2.1930. Disponível em: https://journal.multitechpublisher.com/index.php/ijaer/article/view/1930. Acesso em: 26 jul. 2026.