Hewings, M. (2007). English pronunciation in use Advanced: Self-study and classroom use. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Hewings, Martin. English Pronunciation in Use Advanced: Self-study and Classroom Use. Cambridge: Cambridge University Press, 2007.
Citatione MLA (9a ed.)Hewings, Martin. English Pronunciation in Use Advanced: Self-study and Classroom Use. Cambridge University Press, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.