DEWI, N.; NOVIANTI, N. The Efforts to Improve Environmental Attitudes of Students using Problem Based Learning Model. Report of Biological Education, [S. l.], v. 4, n. 1, p. 1–15, 2023. DOI: 10.37150/rebion.v4i1.2011. Disponível em: https://jurnal.ummi.ac.id/index.php/rebion/article/view/2011. Acesso em: 13 nov. 2024.