Alok Kumar Rai. (2013). Customer Relationship Management: Concept and Cases (2nd.). PHI Learning Private Limited.
Citação norma ChicagoAlok Kumar Rai. Customer Relationship Management: Concept and Cases. 2nd. Delhi: PHI Learning Private Limited, 2013.
Citação norma MLAAlok Kumar Rai. Customer Relationship Management: Concept and Cases. 2nd. PHI Learning Private Limited, 2013.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.