PARVARESH, Hamid Reza; KHOMEIJANI FARAHANI, Ali Akbar. Refusal Strategies of Iranian EFL Learners: the role of sex, age, education levels and politeness. International Journal of Education and Cognitive Sciences, [S. l.], v. 1, n. 4, p. 28–35, 2022. Disponível em: https://www.journalecs.com/index.php/ecs/article/view/22.. Acesso em: 5 jul. 2025.