2[2]Bill Heling. Web-Site Sensitivity to Privacy Concerns: Collecting Personally Identifiable Information and Passing Persistent Cookies. URL:http://www.firstmonday.dk/issues/issue3-2/helling/index.html
3[3]Cyber Rights Workihg Group of Computer Professionals for Social Responsibility. Computer Professionals for Social Responsibility: Electronic Privacy Guidelines (1996).URL:http://www.netaction.org/privacy/guidelines.html
4[4]Hanna Hurley. Online Privacy Policies: Be Aware. Network Magzine, November 1998. URL:http://www.networkmagzine.com/9811strat2.htm
5[5]Susan K. Ferencz and C. W. Goldsmith. Privacy Issues in a Virtual Learning Enviroment. CAUSE/EFFECT, 1998, (1). URL:http://www.educause.edu/ir/library/html/cem9812.html