Martati, B., & Arif, A. Z. (2023). EFEKTIVITAS MODEL PEMBELAJARAN PROBLEM BASED LEARNING BAGI PESERTA DIDIK SEKOLAH DASAR. Journal of Basication (JOB) : Jurnal Pendidikan Dasar, 7(1), 85–92. https://doi.org/10.36709/jobpgsd.v7i1.32