1. April 1, 2010 from, http://www.csmonitor.com/2007/0910/p09s03-coop.html
2. Aschermann, J. R. (1999). Electronic portfolios: Why? What? How? Paper presented at the meeting of Society for Information Technology & Teacher Education International Conference, San Antonio, TX.
3. Avraamidou, L., & Zembal-Saul, C. (2002). Making the case for Web-based portfolios in support of learning to teach. The Journal of Interactive Online Learning, 1(2). Retrieved March 1, 2010, from http:www.ncolr.org/jiol/archives/2002/2/01/index.html
4. Non-technology-savvy preservice teachers’ perceptions of electronic teaching portfolios.;A.Barlett;Contemporary Issues in Technology & Teacher Education,2004