PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING TERHADAP HASIL BELAJAR IPS PESERTA DIDIK DI KELAS VIII-6 MTS MESRA PEMATANGSIANTAR T.A 2023/2024. Nagur [Internet]. 2026 May 28 [cited 2026 Jun. 2];4(1):42-9. Available from: https://jurnal.usi.ac.id/index.php/nagur/article/view/2366