THE ROLE AND PLACE OF VISUAL AIDS AND PRESENTATION IN IMPROVING THE EFFECTIVENESS OF TEACHING A FOREIGN LANGUAGE. American Journal of Interdisciplinary Research and Development, [S. l.], v. 12, p. 72–76, 2023. Disponível em: https://ajird.journalspark.org/index.php/ajird/article/view/475. Acesso em: 5 dec. 2025.