pengaruh supervisi akademik kepala sekolah dan komitmen kerja terhadap kinerj…

This study aims to determine the Influence of Principal's Academic Supervision and Work Commitment on Teachers' Teaching Performance at SMK N 1 Barumun, Padang Lawas Regency. This type of research is quantitative with the method used in this study is a survey method with a sampling technique, namely Random sampling, namely random sampling. The data collection technique used in this study i…