Fitri Nurhanila, Suryatik, Leli hasanah Lubis. PENGARUH PENGGUNAAN STRATEGI PROBLEM BASED LEARNING TERHADAP KETERAMPILAN BERHITUNG SISWA KELAS V MIS PERDAMEAN SIGAMBAL. QLA [Internet]. 2022 Dec. 6 [cited 2024 Nov. 27];1(1). Available from: https://ejurnal.stita.ac.id/index.php/QLA/article/view/42