APA
Ram Charan, . (2007). What the Customer Wants You to Know - how everybody needs to think differently about sales. : Penguin Portfolio.
Chicago
Ram Charan, . 2007. What the Customer Wants You to Know - how everybody needs to think differently about sales. : Penguin Portfolio.
Harvard
Ram Charan, . (2007). What the Customer Wants You to Know - how everybody needs to think differently about sales. : Penguin Portfolio.
MLA
Ram Charan, . What the Customer Wants You to Know - how everybody needs to think differently about sales. : Penguin Portfolio. 2007.