BERMUNDO, D. R. L. Effectiveness And Acceptability Of Audio Amplifier Trainer. International Journal of Educational Management and Innovation, [S. l.], v. 3, n. 3, p. 279–287, 2022. DOI: 10.12928/ijemi.v3i3.4867. Disponível em: http://journal2.uad.ac.id/index.php/ijemi/article/view/4867. Acesso em: 18 may. 2024.