Collaboration and sharing as crucial elements of professional development
Warren, E.A., Nisbet, S., & Cooper, T. (2003). Collaboration and Sharing as Crucial Elements of Professional Development. In A. Peter-Koop, V. Santos-Wagner, C. Breen, A. Begg (Eds.), Collaboration in Teacher Education: Examples from the Context of Mathematics Education (pp. 23-40). Dordrecht, Netherlands : Kluwer Academic Publishers.
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