APA
Dr. T. Vetrivel, . (2015). Customer Relationship Management. 4383/4B, Anari Road, Darya Ganj New Delhi-110002: Tilak Wasan, Discovery Publishing House PVT. LTD.
Chicago
Dr. T. Vetrivel, . 2015. Customer Relationship Management. 4383/4B, Anari Road, Darya Ganj New Delhi-110002: Tilak Wasan, Discovery Publishing House PVT. LTD.
Harvard
Dr. T. Vetrivel, . (2015). Customer Relationship Management. 4383/4B, Anari Road, Darya Ganj New Delhi-110002: Tilak Wasan, Discovery Publishing House PVT. LTD.
MLA
Dr. T. Vetrivel, . Customer Relationship Management. 4383/4B, Anari Road, Darya Ganj New Delhi-110002: Tilak Wasan, Discovery Publishing House PVT. LTD. 2015.