APA (7th ed.) Zitazioa
O'Dell, F. (2001). English vocabulary in use: Upper-intermediate. Cambridge University.
Chicago Style (17th ed.) Zitazioa
O'Dell, Felicity. English Vocabulary in Use: Upper-intermediate. Delhi: Cambridge University, 2001.
MLA (9th ed.) Zitazioa
O'Dell, Felicity. English Vocabulary in Use: Upper-intermediate. Cambridge University, 2001.
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