3[1]Ludwig-Hardman.Case study:Instructional design strategies that contribute to the development of online learning community[D].Denver:University of Colorado,2003.
4[2]M Riel,L Polin.Online learning Communities:Common Ground and Critical Differences in Designing Technical Environments[A].In Barab S A.,Kiling R,Gray J H,ed.Designing for Virtual Communities in the Service of Learning[C].New York:Cambridge University Press,2004,16-52.
5[3]J C Dunlap,R S Grabinger.Preparing students for lifelong learning:A review of instructional methodologies[J].Performance Improvement Quarterly,2003,16(2),6-25.
6[4]Barab,M,Barnett,K Squire.Preparing pre-scrviee teachers:Developing an empirical account of a community of practice[J].The Journal of the Learning Sciences,2002,11(4),489-542.
7[5]Misanchuk,M.T & Anderson.Building community in an online learning environment:Communication,cooperation and collaboration[DB/OL].Proceedings of the Teaching Learning and Technology Conference,Middle Tennessee State University,2002.Retrieved Feb 8,2008,from http://www.mtsu.edu/-itconf/proceed01/19.html
8[6]Brown R E.The process of community-building in distance learning classes[J].Journal of Asynchronous Learning Networks,2001,5(2),18-34.
9[10]S A Barab,T M Duffy.From practice fields to communities of practice[A].In D.H.Jonassen & T.M.Duffy(Eds.),Theoretical foundations of learning environments[C]Mahwah,NJ:Lawrence Erlbaum Associates.2000,25-55.
10[11]H Rheingold.The virtual community:Homesteading on the dectronic frontier[M].Reading,MA:Addison Wesley.1993.