ORATMANGUN, R. Teacher’s Roles As: Classroom Manager And Classroom Instructor. Cerdika: Jurnal Ilmiah Indonesia, [S. l.], v. 1, n. 2, p. 164–170, 2021. DOI: 10.59141/cerdika.v1i2.24. Disponível em: https://www.cerdika.publikasiindonesia.id.solusipublish.com/index.php/cerdika/article/view/24. Acesso em: 25 may. 2026.