Agustina Muliati, M. Joharis Lubis and Nathanael Sitanggang 2021. Communication Strategy In Delivering Semester Credit System (SKS) Programs With Students At State Islamic Junior High School (Mtsn )Of 01 Medan City. International Journal of Educational Research & Social Sciences . 2, 6 (Dec. 2021), 1272–1279. DOI:https://doi.org/10.51601/ijersc.v2i6.196.