UKI, Nonci Melinda; BIRE, Markus O Here. Pengembangan Bahan Ajar Pencemaran Lingkungan Berbasis PBL terhadap Kemampuan Berpikir Kritis Siswa. Jurnal Basicedu, [S. l.], v. 5, n. 6, p. 5892–5898, 2021. DOI: 10.31004/basicedu.v5i6.1730. Disponível em: https://jbasic.org/index.php/basicedu/article/view/1730. Acesso em: 22 jul. 2024.