Ardichvili, A., Page, V., & Wentling, T. (2003). Motivation and barriers to participation in virtual knowledge-sharing communities of practice. Journal of Knowledge Management , 7 (1), 64-77. doi: 10.1108/13673270310463626
Bender, T. (2003). Discussion-based online teaching to enhance student learning . Sterling, VA: Stylus Publishing.
Goessl, L. (2011). Pros and cons of using Microsoft PowerPoint presentations . Retrieved February 12, 2011, from http://www.helium.com/items/976269-pros-and-cons-of-using-microsoft-powerpoint-presentations
Goodell, J., & Yusko, B. (2005). Overcoming barriers to student participation in online discussions. Contemporary Issues in Technology and Teacher Education , 5(1), 77-92. Retrieved from http://www.citejournal.org/articles/v5i1currentpractice1.pdf
Gordon, R. (2008). The five biggest barriers to online participation . Retrieved February 7, 2011, from http://www.pbs.org/idealab/2008/10/the-five-biggest-barriers-to-online-participation005.html
Hodgkinson-Williams, C., & Mostert, M. (2005). Online debating to encourage student participation in online learning environments: A qualitative case study at a South African university. International Journal of Education and Development using Information and Communication Technology , 1 (2), 94-104. Retrieved from ijedict.dec.uwi.edu/include/getdoc.php?id=564&article=93&mode...