Thomas B. Barbara & Thomas A. Amanda. (2010). Complete First Certificate: Workbook with answers (5th ed.). Cambridge, Cambridge University Press, 2010.
Citace podle Chicago (17th ed.)Thomas B. Barbara a Thomas A. Amanda. Complete First Certificate: Workbook with Answers. 5th ed. Cambridge, Cambridge University Press, 2010, 2010.
Citace podle MLA (9th ed.)Thomas B. Barbara a Thomas A. Amanda. Complete First Certificate: Workbook with Answers. 5th ed. Cambridge, Cambridge University Press, 2010, 2010.
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