ATAMNA, Elkhiar. Requests Politeness Strategies in Algerian Learners of English Academic Emails. Journal of Human Sciences , [S. l.], v. 27, n. 2, p. 05–29, 2016. Disponível em: https://revue.umc.edu.dz/h/article/view/2281. Acesso em: 2 may. 2024.