1. Alison, D. (2011). Social Media Users Expect Rapid Response to Complaints, Information Week. Retrieved from http://www.informationweek.com/business-e-business/social-media-users-expect-rapid-response-to-complaints/d/d-id/1095397?
2. Organizational Networks, Migration and Intercultural Relations in Trieste, Italy. International Journal of Advances in Culture;E.Bitsani;Tourism and Hospitality Research,2011
3. Customer Knowledge Management Models: Assessment and Proposal
4. Multiple Buying Behavior as an Indicator of Brand Loyalty: An Association Rule Application
5. Qualitative Research in Work Contexts;C.Cassell;Qualitative Methods in Organizational Research: A Practical Guide,1994