Bibliografía Complementaria |
Cornford, Annie & Watkins, Frances, Gateway B1+ (Workbook), 2, Macmillan, 2016
Mann, Malcolm & Taylore-Knowles, Steve, Destination B2 with answers key, 1, Macmillan, 2008
Rogerson, Pamela & Gilbert, Judy B., Speaking clearly: pronunciation and listening comprehension for learners of English, 1, Cambridge University Press, 2012
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