ผู้เขียน: Jim Holden

JIM HOLDEN is the founder and CEO of Holden International, a globally recognized leader in sales and marketing effectiveness since 1979. His company pioneered the treatment of customer value, competition, and politics in selling with the Power Base Selling program. He is the author of Power Base Selling: Secrets of an Ivy League Street Fighter and World Class Selling: The Crossroads of Customer, Sales, Marketing, and Technology, both available from Wiley. For more information, please visit www.holdenintl.com