5Merseth K. K. Cases and Case Methods in Teacher Ed- ucationEA].In Sikula,J. (Ed.),Handbook of Research on Teacher Education:A Project of the Association of Teacher Educators~ C ].New York: Macmillan Library Ref- erence, 1996.
6Shulman L. Those Who Understand:Knowledge Growth in Teaching[ J ].Educational Researcher, 1986, ( 15 ) :4-14.
7Sykes G.,Bird T. Teacher Education and the Case Idea [A].In Grant,G. (Ed.),Review of Research in Educa- tion [C ].Washington,DC:American Education Research Association, 1992.
8Shulman L. Toward a Pedagogy of Cases [A].In Shulman, J. H (Ed.). Case Methods in Teacher Education[C].New York:Teachers College Press,1992.
9Barnett C.,Tyson P. A. Facilitating Mathematics Case Discussions While Preserving Shared Authority[R].Paper presented at the Annual Meeting of the American Edu- cation Research Association,New Orleans,1994.
10Welty W. M. Discussion method:How to Make it Work [ J ].Change, 1989, (21):40-49.