Sheth Jagdish & Others. (2000). Customer relationship management. TMH.
Cita Chicago (17th ed.)Sheth Jagdish & Others. Customer Relationship Management. Delhi: TMH, 2000.
Cita MLA (9th ed.)Sheth Jagdish & Others. Customer Relationship Management. TMH, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.