Sianturi, Christina, and Junjungan Simorangkir. 2021. “Pentingnya Sarana Media Sosial Dalam Misi Gereja Di Situasi Pandemi Covid-19”. Jurnal Euangelion 1 (2):97-108. https://mail.euangelion.iakntarutung.ac.id/index.php/euangelion/article/view/25.