APA citiranje

Olsen, A. E. (2005). Active vocabulary: General and academic words. London / New York: Pearson Education.

Trích dẫn kiểu Chicago

Olsen, Amy E. Active Vocabulary: General and Academic Words. London / New York: Pearson Education, 2005.

MLA citiranje

Olsen, Amy E. Active Vocabulary: General and Academic Words. London / New York: Pearson Education, 2005.

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