References

1. Rigby, Darrell K.; Frederick F. Reichheld, Phil Schefter (2002). "Avoid the four perils of CRM". Harvard Business Review 80 (2): 101–109. doi:10.1225/8946.
2. Edwards, John (2007-11-29). "Get It Together with Collaborative CRM". insideCRM. Tippit. Retrieved on 2008-02-01.
3. Bligh, Philip; Douglas Turk (2004). CRM unplugged – releasing CRM's strategic value. Hoboken: John Wiley & Sons. ISBN 0-471-48304-4.
4. Koch, Christopher (10 May 2004), AT&T Wireless Self-Destructs, http://www.cio.com.au/index.php/id;45350857;fp;;fpid;;pf;1. Retrieved on 14 April 2008
5. Dyche, 2002, Managing Your CRM Project
6. Gartner, Inc (2008-09-12). "Gartner Says Worldwide Customer Relationship Management Market Grew 23 Percent in 2007". Press release. Retrieved on 2008-08-15.
7. Gartner, Inc. (22 June 2007) Commonly Deployed CRM Application Vendors in 2006
8. Datamonitor (22 August 2007). Datamonitor suggests Oracle, SAP likely to remain atop CRM market