ZELLOUMA, Ahmed. Measuring the Effectiveness of Classroom Presentations and their Impact on Students’ Motivation for Fluent Speaking Performance. Journal of Human Sciences , [S. l.], v. 30, n. 1, p. 149–168, 2018. Disponível em: https://revue.umc.edu.dz/h/article/view/2885. Acesso em: 2 may. 2024.