Citazione Stile APA (7a Edizione)

Cambrigde University Press. (2020). B2 First 4 Student's Book with Answers: Authentic Practice Tests with resource bank. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Cambrigde University Press. B2 First 4 Student's Book with Answers: Authentic Practice Tests with Resource Bank. [Lugar no identificado]: Cambridge University Press, 2020.

Citatione MLA (9a ed.)

Cambrigde University Press. B2 First 4 Student's Book with Answers: Authentic Practice Tests with Resource Bank. Cambridge University Press, 2020.