Lisboa, M., & Handford, M. (2012). Business advantage: Advanced - student's book. Cambridge: Cambridge University Press.
Παραπομπή Chicago StyleLisboa, Martin., και Michael Handford. Business Advantage: Advanced - Student's Book. Cambridge: Cambridge University Press, 2012.
Παραπομπή MLALisboa, Martin., και Michael Handford. Business Advantage: Advanced - Student's Book. Cambridge: Cambridge University Press, 2012.
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