Syamsu Alam. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING UPAYA MENINGKATKAN HASIL BELAJAR PKn SISWA KELAS V MI UJUNG BULO. Khatulistiwa [Internet]. 2022 Mar. 22 [cited 2026 Mar. 16];2(1):108-22. Available from: https://researchhub.id/index.php/Khatulistiwa/article/view/1049