Alessandra, A. J. (1993). Collaborative selling: How to gain the competitive advantage in sales. New York: John Wiley & Son.
Čikaški stil citiranjaAlessandra, Anthony J. Collaborative Selling: How to Gain the Competitive Advantage in Sales. New York: John Wiley & Son, 1993.
MLA način citiranjaAlessandra, Anthony J. Collaborative Selling: How to Gain the Competitive Advantage in Sales. New York: John Wiley & Son, 1993.
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