APA (7th ed.) Zitazioa
Fox, G., & Bullon, S. Collins Cobuild Advanced Learner's Dictionary. Birmingham University : Harper Collins.
Chicago Style (17th ed.) Zitazioa
Fox, Gwyneth, eta Stephen Bullon. Collins Cobuild Advanced Learner's Dictionary. Londres, Inglaterra: Birmingham University : Harper Collins.
MLA (9th ed.) Zitazioa
Fox, Gwyneth, eta Stephen Bullon. Collins Cobuild Advanced Learner's Dictionary. Birmingham University : Harper Collins.
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