Fitri, A., Anggraini , A., Damanik, A.S., Azrohid, F., Tanjung, L.A. and Parlindungan, S. 2023. The Competency Of The School Head In Improving Teacher Performance At SMP Islam Plus Al Fatih Medan. Jurnal Pendidikan Indonesia . 1, 02 (May 2023), 69–74.