Cita APA

 Greenberg, P. (2010).  CRM at the speed of light: Social CRM strategies, tools, and techniques for engaging your customers.  McGraw-Hill.

Citación estilo Chicago

 Greenberg, Paul.  CRM At the Speed of Light: Social CRM Strategies, Tools, and Techniques for Engaging Your Customers.  McGraw-Hill, 2010.

Cita MLA

 Greenberg, Paul.  CRM At the Speed of Light: Social CRM Strategies, Tools, and Techniques for Engaging Your Customers.  McGraw-Hill, 2010.

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