Dahlan Adnan. “PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING DALAM MENINGKATKAN HASIL BELAJAR SISWA ”. Teaching and Learning Journal of Mandalika (Teacher) E- ISSN 2721-9666, Vol. 1, no. 2, Oct. 2020, pp. 83-92, doi:10.36312/teacher.v1i2.125.