ETIKA LINGKUNGAN SISWA SEKOLAH DASAR DI PEKANBARU . Primary: Jurnal Pendidikan Guru Sekolah Dasar, [S. l.], v. 8, n. 2, p. 91–100, 2019. DOI: 10.33578/jpfkip.v8i1.7356. Disponível em: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/1160. Acesso em: 2 feb. 2026.