NINGRUM, Endang Widiarti; USMAN, Nurodin. The Effect of Linearity of Teaching Tasks on Teacher Performance at SMP/MTs Muhammadiyah. Prosiding University Research Colloquium, [S. l.], p. 251–257, 2021. Disponível em: https://repository.urecol.org/index.php/proceeding/article/view/1758. Acesso em: 9 may. 2024.