PUTRA, R. P. Perilaku pro lingkungan pada pengurus organisasi mahasiswa pecinta alam. Cognicia, [S. l.], v. 7, n. 3, p. 378–389, 2019. DOI: 10.22219/cognicia.v7i3.9264. Disponível em: https://ejournal.umm.ac.id/index.php/cognicia/article/view/9264. Acesso em: 23 nov. 2024.