Guzman, Josep R., e Eva Alcón. 2011. “Translation and Language Learning: AlfraCovalt As a Tool for Raising learners’ Pragmalinguistic and Sociopragmatic Awareness of the Speech Act of Requesting”. Revista Horizontes De Linguistica Aplicada 8 (2):238. https://doi.org/10.26512/rhla.v8i2.772.