FRAVITASARI, A. F. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING UNTUK MENINGKATKAN PROSES DAN HASIL BELAJAR MUATAN IPA TEMA 8 SUB TEMA 1 KELAS 4. Journal for Lesson and Learning Studies, [S. l.], v. 1, n. 3, p. 157–164, 2018. DOI: 10.23887/jlls.v1i3.15401. Disponível em: https://ejournal.undiksha.ac.id/index.php/JLLS/article/view/15401. Acesso em: 29 nov. 2024.