4Ashton, S. , Roberts, T. , & Teles, L. (1999). Investigation the role of the instructor in collaborative online environments [ DB/OL ]. www. telestraininglobal, com/press/media/techknowlo, article, pdf.
5Beasley, N. , & Smyth, K. ( 2004 ). Expected and actual student use of an online learning [ J 1. Electronic Journal on e-Learning , ( 1 ) : 43 -50.
6Berge, Z. L. (1995). Faciliating computer conferencing: Recommendation from the Fied [ DB/OL ]. http://www, emoderators, com/ moderators/teach online, html.
8Cummings, J. A. , Bonk, C. J. , & Jacobs, F. R. ( 2000 ). Twentyfirst century syllabi: Dynamic tools for promoting interactivity[ J ]. Internet and Higher Education, ( 1 ) : 1-19.
9Daniel, B. , Schwier, A. R. , & MoCallas, G. ( 2003 ). Social capital in virtual learning communities of practice [ J ]. Canadian Journal of Learning and Technology,29 ( 13 ) : 113-139.
10Heuer,B. P. ,& King,K,P. (2004) Leading the band: the role of the instructor in online learning for educators. [ DB/OL]. http:// www. ncolr, org/jiol/issues/PDF/3.1. 5. pdf.
