Nainggolan, Lidya Revalina. “UTILIZATION OF THE ‘SAYA INGIN BERTANYA’ APPLICATION TO IMPROVE UNDERSTANDING OF LEARNING MATERIALS IN GRADE X SMA AL-WASHLIYAH 1 MEDAN”. Jurnal Pelita Pendidikan, vol. 12, no. 2, Juni 2024, doi:10.24114/jpp.v12i2.62045.