HAMAD, P. D. I. History of the audio lesson. Al Saeed University Journal of Humanities Sciences, [S. l.], v. 3, n. 1, p. 12, 2019. DOI: 10.59325/sjhas.v3i1.58. Disponível em: https://journal.alsaeeduni.edu.ye/index.php/sjhas/article/view/58. Acesso em: 13 nov. 2026.