Cotton D. David, Falvey D. David, & Kent S. Simon. (2007). Market Leader. Intermediate business English: Course Book (New Edition.). Harlow, Longman, 2007.
Citazione stile Chigago Style (17a edizione)Cotton D. David, Falvey D. David, e Kent S. Simon. Market Leader. Intermediate Business English: Course Book. New Edition. Harlow, Longman, 2007, 2007.
Citatione MLA (9a ed.)Cotton D. David, et al. Market Leader. Intermediate Business English: Course Book. New Edition. Harlow, Longman, 2007, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.