Moskowitz, Howard R. Selling blue elephants : how to make great products that people want before they even know they want them / Howard R. Moskowitz and Alex Gofman. - Upper Saddle River, N.J. : Wharton School Pub., c2007. - xvi, 252 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9780136136682 LCCN: 2006038981 Subjects--Topical Terms: Marketing.New products. LC Class. No.: HF5415.153 / .M68 2007 Dewey Class. No.: 658.8