ALDROVANDI, M. Politeness theory applied to the teaching of the Imperative Mood in English as a Foreign Language classes: a textbook analysis. BELT - Brazilian English Language Teaching Journal, [S. l.], v. 5, n. 1, p. 40–52, 2014. DOI: 10.15448/2178-3640.2014.1.17992. Disponível em: https://revistaseletronicas.pucrs.br/ojs/index.php/belt/article/view/17992. Acesso em: 23 feb. 2024.