BARAN (Roger)/ GALKA (Robert)/ STRUNK (Daniel), . (2008). Customer Relationship Management. : Cengage Learning India Pvt. Ltd New Delhi.
BARAN (Roger)/ GALKA (Robert)/ STRUNK (Daniel), . 2008. Customer Relationship Management. : Cengage Learning India Pvt. Ltd New Delhi.
BARAN (Roger)/ GALKA (Robert)/ STRUNK (Daniel), . Customer Relationship Management. : Cengage Learning India Pvt. Ltd New Delhi. 2008.