Cotton, D. (2005). Market leader: Intermediate business English: Course book. New York: Longman.
Trích dẫn kiểu ChicagoCotton, David. Market Leader: Intermediate Business English: Course Book. New York: Longman, 2005.
MLA CitationCotton, David. Market Leader: Intermediate Business English: Course Book. New York: Longman, 2005.
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