Gaya APA

Ertel,Danny, . (2007). The point of the deal:how to negotiate when''yes''not enough / Danny Ertel and Mark Gordon. . Boston: Harvard Business School Publishing.

Gaya MLA

Ertel,Danny, . "The point of the deal:how to negotiate when''yes''not enough / Danny Ertel and Mark Gordon.". Boston: Harvard Business School Publishing, 2007. Text.