Pempen, N. W. ., Fitria, H. . and Eddy, S. . (2021) “The Effect of Managerial Competency and Teacher Performance on the Learning Achievement of Private Vocational Schools, Se-Babat Supat District”, Jurnal Pendidikan Tambusai, 5(3), pp. 5654–5660. doi: 10.31004/jptam.v5i3.1767.