Brooks, W. T. (2004). The new science of selling and persuasion: How smart companies and great salespeople sell. Hoboken, NJ: John Wiley & Sons.
Čikaški stil citiranjaBrooks, William T. The New Science of Selling and Persuasion: How Smart Companies and Great Salespeople Sell. Hoboken, NJ: John Wiley & Sons, 2004.
MLA način citiranjaBrooks, William T. The New Science of Selling and Persuasion: How Smart Companies and Great Salespeople Sell. Hoboken, NJ: John Wiley & Sons, 2004.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.