APA ציטוט

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.

ציטוט MLA

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