Trích dẫn APA

(2013). Cambridge IELTS 4: Examination papers from University of Cambridge ESOL examinations : English for speakers of other languages. Cambridge university press.

Trích dẫn kiểu Chicago

Cambridge IELTS 4: Examination Papers from University of Cambridge ESOL Examinations : English for Speakers of Other Languages. Cambridge university press, 2013.

Trích dẫn MLA

Cambridge IELTS 4: Examination Papers from University of Cambridge ESOL Examinations : English for Speakers of Other Languages. Cambridge university press, 2013.

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