APA (7th ed.) Zitazioa

Cambridge Assessment English. (2021). C1 Advanced 4 with Answers with Audio with Resource Bank (First published.). Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Cambridge Assessment English. C1 Advanced 4 with Answers with Audio with Resource Bank. First published. Cambridge, United Kingdom: Cambridge University Press, 2021.

MLA (9th ed.) Zitazioa

Cambridge Assessment English. C1 Advanced 4 with Answers with Audio with Resource Bank. First published. Cambridge University Press, 2021.