Akmal, I. , Ahyani, N. and Wardiah, D. 2021. The Influence of Academic Supervision and Principal Leadership on the Professionalism teachers . Jurnal Pendidikan Tambusai. 5, 2 (Aug. 2021), 4967–4975. DOI:https://doi.org/10.31004/jptam.v5i2.1735.