Dyfyniad APA

Cotton D. David, Falvey D. David, & Kent S. Simon. (2007). Market Leader. Upper Intermediate Business English: Course Book (New Edition.). Harlow, Longman, 2007.

Dyfyniad Arddull Chicago

Cotton D. David, Falvey D. David, and Kent S. Simon. Market Leader. Upper Intermediate Business English: Course Book. New Edition. Harlow, Longman, 2007, 2007.

Dyfyniad MLA

Cotton D. David, et al. Market Leader. Upper Intermediate Business English: Course Book. New Edition. Harlow, Longman, 2007, 2007.

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