APA citiranje

Black, M. (2006). Objective IELTS Workbook with Answers. Intermediate. Cambridge University Press.

Trích dẫn kiểu Chicago

Black, Michael. Objective IELTS Workbook With Answers. Intermediate. Cambridge University Press, 2006.

MLA citiranje

Black, Michael. Objective IELTS Workbook With Answers. Intermediate. Cambridge University Press, 2006.

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