BEHNAM, Biook; ZAMANIAN, Jafar. Persuasive Discourse Strategies Used in Persian and English Business Letters. International Journal of Academic Research in Progressive Education and Development, [S. l.], v. 3, n. 1, 2014. Disponível em: https://ijarped.com/index.php/journal/article/view/147. Acesso em: 8 oct. 2025.