Juni Agus Simaremare and Emelda Thesalonika 2022. Development of Early Grade Indonesian E-Modules Using the Kvisoft Flipbook Maker Application. Jurnal Iqra’ : Kajian Ilmu Pendidikan. 7, 2 (Dec. 2022), 286–300. DOI:https://doi.org/10.25217/ji.v7i2.2678.