Muh. Hifni. THE EFFECT OF PROBLEM BASED LEARNING (PBL) LEARNING MODEL ON LEARNING OUTCOMES IN THE THEME OF "TWO CLEAN AIR FOR HEALTH" CLASS V MI NW AIKMEL. Al-Mujahidah [Internet]. 2020Oct.10 [cited 2026Jan.10];1(2):130-46. Available from: https://ejournal.iaihnw-lotim.ac.id/almujahidah/index.php/Al-mujahidah/article/view/17