NASUTION, Wahyudin Nur. The Effectiveness of Teachers’ Performance of Islamic Junior High School in Islamic Boarding School Langkat District, Indonesia. Jurnal Ilmiah Peuradeun, [S. l.], v. 6, n. 2, p. 325–338, 2018. DOI: 10.26811/peuradeun.v6i2.285. Disponível em: https://journal.scadindependent.org/index.php/jipeuradeun/article/view/285. Acesso em: 28 apr. 2026.