Chandra A, Firman F, Desyandri D. Peningkatan Hasil Belajar Siswa pada Materi Organ Pernapasan Manusia Menggunakan Model Problem Based Learning (PBL) di Kelas V SD Negeri 08 Puncak Lawang. jptam [Internet]. 2021 Jan. 28 [cited 2024 Jul. 3];5(1):120-6. Available from: https://jptam.org/index.php/jptam/article/view/919