6Nunan D. The Learner-centered Curriculum: A Study in Second Language Teaching[ M]. Cambridge University Press, 1988.
7Driver, R. Theory into Practice: A Constructivist Approach to Curriculum Development [A]. In P. Fensham(ed. ). Development and Dilemmas in Science Education. London: Falmer Press, 1998.
8Hatano, G. Time to Merge Vygotskian and Constructivist Conception of Knowledge Acquisition [ A]. In Forman, E. A., Minick, N. & Stone,C. A. ( eds. ) . Contexts for Learning: Socialcultural Dynamics in Children's Development (pp.153- 166). Oxford: Oxford University Press,1993.
9Jonassen, D. et al.. Constructivism and Computer-Mediated Communication in Distance Education [J]. The American Journal of Distance Education, 1995 (2).
10Phillips, D. C. 1996. The Good, the Bad, and the Ugly: The Many Faces of Constructivism [J]. Educational Researcher, 1996 (7): 5- 12.
