APA
Kumar V. a. o., . (2009). Customer Relationship Mangement. : John Willy.
Chicago
Kumar V and other, . 2009. Customer Relationship Mangement. : John Willy.
Harvard
Kumar V. a. o., . (2009). Customer Relationship Mangement. : John Willy.
MLA
Kumar V and other, . Customer Relationship Mangement. : John Willy. 2009.