Gunadi, F., Nurafifah, L., Khofifah, K. and Akbar, A.M. 2023. INQUIRY LEARNING WITH POLYA PROPLEM SOLVING TO IMPROVE STUDENT LEARNING OUTCOMES AND ENGAGEMENT. Jurnal PTK dan Pendidikan. 9, 1 (Jun. 2023), 75–85. DOI:https://doi.org/10.18592/ptk.v9i1.9382.