BACHTIAR, Bachtiar. The Effect of Professional Development on Indonesian EFL Teachers’ Self-Efficacy. Eduvelop: Journal of English Education and Development , [S. l.], v. 2, n. 2, p. 64–80, 2019. DOI: 10.31605/eduvelop.v2i2.277. Disponível em: https://ojs.unsulbar.ac.id/index.php/eduvelop/article/view/277. Acesso em: 17 apr. 2026.