PENINGKATAN HASIL BELAJAR BAHASA INDONESIA MENGGUNAKAN MODEL PROBLEM BASED LEARNING DI KELAS IV SDN KARANGREJO 02. JURNAL KOULUTUS, [S. l.], v. 6, n. 2, 2023. Disponível em: https://ejournal.kahuripan.ac.id/index.php/koulutus/article/view/1136. Acesso em: 4 apr. 2025.