Evy Mardiana, Bukman Lian, & Mahasir, M. (2024). The Effect Of Teacher Certification and Professionalism On The Performance Of State Vocational School Teachers in Kayu Agung . Wibawa : Jurnal Manajemen Pendidikan , 4(1), 13–22. https://doi.org/10.57113/wib.v4i1.416