HUTAGAOL, P. Pengaruh Model Pembelajaran Group Investigation Terhadap Hasil Belajar Siswa Pada Materi Pencemaran Lingkungan Di Kelas X SMA Negeri 2 Bandar Tahun Pelajaran 2020/2021: The Influence of the Group Investigation Learning Model on Student Learning Outcomes On Environmental Pollution Materials in Class X SMA Negeri 2 Bandar Academic Year 2020/2021. MetaBio : Jurnal Pendidikan (Edisi Elektronik), [S. l.], v. 3, n. 1, p. 40–45, 2021. DOI: 10.36985/jmo.v3i1.31. Disponível em: https://jurnal.usi.ac.id/index.php/metabio/article/view/31. Acesso em: 18 may. 2024.