APA (7th ed.) Zitazioa

Cambridge. (2022). ielts academic with answers 1. Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Cambridge. Ielts Academic with Answers 1. Cambridge: Cambridge University Press, 2022.

MLA (9th ed.) Zitazioa

Cambridge. Ielts Academic with Answers 1. Cambridge University Press, 2022.