1. Arksey, H. & Knight, P. (1999). Interviewing for Social Scientists. London: Sage Publications.
2. Berthon, P., Pitt, L., McCarthy, I. & Kates, S. (2007). When customers get clever: Managerial Approaches to dealing with creative consumers. Business Horizons 50(1): 39–47.
3. Blackshaw, P. (2006). The consumer-generated surveillance culture. Retrieved August 17, 2011, from http://www.clickz.com/showPage.html?page=3576076
4. Compete Inc. (2006). Embracing Consumer Buzz Creates Measurement Challenges for Marketers. Retrieved August 17, 2011, from http://www.cymfony.com/files/pdf/Compete_Spark_12_06_Embracing_Consumer_Buzz_Creates_Measurement_Challenges.pdf
5. comScore. (2007). Online consumer-generated reviews have significant impact on offline purchase behavior. Retrieved August 17, 2011, from http://www.comscore.com/ Press_Events/Press_Releases/2007/11/Online_Consumer_Reviews_Impact_Offline_Pu rchasing_Behavior