Fardi yayu, Taher DM, Bahtiar B, Saibi N. MENINGKATKAN HASIL BELAJAR SISWA MELALUI MODEL PROBLEM BASED LEARNING (PBL) PADA MATERI PENCEMARAN LINGKUNGAN SISWA KELAS VII DI MTs NEGERI 1 KOTA TERNATE. bioedu [Internet]. 2024 Dec. 31 [cited 2026 Aug. 5];7(2):452-60. Available from: https://ejournal.unkhair.ac.id/index.php/bioedu/article/view/9238