APA Citation

Vanessa Jakeman. (2004). step up to IELTS. New York: Cambridge University Press.

Trích dẫn kiểu Chicago

Vanessa Jakeman. Step Up to IELTS. New York: Cambridge University Press, 2004.

MLA Citation

Vanessa Jakeman. Step Up to IELTS. New York: Cambridge University Press, 2004.

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