Simatupang, Nova Irawati, Sri Rejeki Ignasia Sitohang, Angelia Patricia Situmorang, and Ismenny Martalena Simatupang. 2020. “EFFECTIVENESS OF ONLINE TEACHING IN COVID-19 PANDEMIC USING SIMPLE SURVEY METHOD”. Jurnal Dinamika Pendidikan 13 (2), 197-203. https://doi.org/10.51212/jdp.v13i2.1754.