Pramusinta, Yulia. 2019. “EFEKTIVITAS METODE PROBLEM BASED LEARNING DALAM MENINGKATKAN KEAKTIFAN SISWA MI TARBIYATUL ATHFAL BABAT”. At-Thullab : Jurnal Pendidikan Guru Madrasah Ibtidaiyah 3 (1):16-23. https://doi.org/10.30736/atl.v3i1.199.