Aulia Nanda, F.; Uribe, M.; O Tambunan, J.; Jusnita Samosir, H.; Nur Asima Sidabutar, M. THE DIFFERENCE IN LEARNING OUTCOMES OF CLASS V STUDENTS BEFORE AND AFTER COVID-19 AT PUBLIC ELEMENTARY SCHOOL 095256 PEMATANG BANDAR. IHERT 2020, 2, 287-302.