APA citiranje

Williams, A. (2011). Writing for IELTS. London: Harper Colins Publishers.

Trích dẫn kiểu Chicago

Williams, Anneli. Writing for IELTS. London: Harper Colins Publishers, 2011.

MLA citiranje

Williams, Anneli. Writing for IELTS. London: Harper Colins Publishers, 2011.

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