SUYANTO, Suyanto. Meningkatkan Profesionalisme Guru dengan PTK. Jurnal Ilmiah Guru Caraka Olah Pikir Edukatif, [S. l.], v. 10, n. 01, 2008. DOI: 10.21831/jig cope.v10i01.5498. Disponível em: https://journal.uny.ac.id/index.php/cope/article/view/5498. Acesso em: 17 may. 2025.