Muslimah M. Peningkatan Hasil Belajar IPS Melalui Model Pembelajaran Problem Based Learning Kelas IXD SMP Negeri 1 Tawangsari. jp [Internet]. 2020 Nov. 30 [cited 2024 Dec. 4];29(3):287-94. Available from: https://journal.univetbantara.ac.id/index.php/jp/article/view/1012