Customer Relationship Management - online resources

Some online resources on Customer Relationship Management (CRM) are as follows:

1. http://en.wikipedia.org/wiki/Customer_relationship_management
2. http://www.destinationcrm.com/
3. http://www.allthingscrm.com/
4. http://www.webopedia.com/TERM/C/CRM.html
5. http://www.crm-daily.com/
6. On analytical CRM: http://www.managementstudyguide.com/analytical-crm.htm
7. On operational CRM: http://www.managementstudyguide.com/operational-crm.htm

For students to study CRM, academic resources and professional journal articles/ books should also be studied.