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A study of R&D marketing interface and innovation success in high technology firms
Gupta, Ashok Kumar, (1984)
Lead-User-Innovationen : Entwicklungskooperationen am Beispiel elektronischer Leiterplatten
Nagel, Rolf, (1993)
Forecasting sales of new contingent products : an application to the compact disc market
Bayus, Barry L., (1987)
Consultative selling : the Hanan formula for high-margin sales at high levels
Hanan, Mack, (1999)
Consultative selling
Hanan, Mack, (1995)
Sales shock! : The end of selling products, the rise of comanaging customers
Hanan, Mack, (1996)