TINI MOGEA. The Effect of Principal Academic Supervision and Teacher Teaching Performance on Student Achievement at Public Elementary Schools in East Ratahan . ENGGANG: Jurnal Pendidikan, Bahasa, Sastra, Seni, dan Budaya, [S. l.], v. 2, n. 2, p. 354–366, 2022. DOI: 10.37304/enggang.v2i2.10870. Disponível em: https://e-journal.upr.ac.id/index.php/enggang/article/view/10870. Acesso em: 26 jul. 2024.