Cambrigde University Press. (2020). B2 First 4 Student's Book with Answers: Authentic Practice Tests with resource bank. Cambridge University Press.
Citace podle Chicago (17th ed.)Cambrigde University Press. B2 First 4 Student's Book with Answers: Authentic Practice Tests with Resource Bank. [Lugar no identificado]: Cambridge University Press, 2020.
Citace podle MLA (9th ed.)Cambrigde University Press. B2 First 4 Student's Book with Answers: Authentic Practice Tests with Resource Bank. Cambridge University Press, 2020.
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