ISROKIJAH, I. Problem based learning: a model in teaching English at junior high school. Journal of Research on English and Language Learning (J-REaLL), [S. l.], v. 1, n. 2, p. 133–141, 2020. DOI: 10.33474/j-reall.v1i2.6900. Disponível em: https://riset.unisma.ac.id/index.php/JREALL/article/view/6900. Acesso em: 19 apr. 2024.