APA استشهاد

Rai, A. K. (2008). Customer relationship management: Concepts and cases. PHI Learning.

استشهاد بنمط شيكاغو

Rai, Alok Kumar. Customer Relationship Management: Concepts and Cases. New Delhi: PHI Learning, 2008.

MLA استشهاد

Rai, Alok Kumar. Customer Relationship Management: Concepts and Cases. PHI Learning, 2008.