Clifford, Christine. Let's close a deal : turn contacts into paying customers for your company, product, service or cause / Christine Clifford. - Hoboken, N.J. : John Wiley & Sons, 2013 - 1 online resource. cm. ISBN: 9781118596753 (epub) 9781118596920 (pdf) 9781118596777 ( mobipocket) Subjects--Topical Terms: Selling.Customer relations. Subjects--Index Terms: Quản lý chung Bán hàng cá nhân Dewey Class. No.: 658.85 / CLI