Madar Zuabi, E.S. 2021. Relationship Of School Operational Assistance And Teaching Supervision Implementation With The Performance Teachers In Madrasah Ibtidaiyah Simalungun District . International Journal Of Education, Social Studies, And Management (IJESSM). 1, 3 (Sep. 2021), 1–14. DOI:https://doi.org/10.52121/ijessm.v1i2.42.