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Sybilla Beckmann Gwendolyn M. Lloyd Thomas J. Cooney books & textbook

Developing Essential Understanding of Functions for Teaching Mathematics in Grades 9-12 by Thomas J. Cooney, Sybilla Beckmann, Gwendolyn M. Lloyd (2010) Paperback

Sybilla Beckmann Gwendolyn M. Lloyd Thomas J. Cooney  

National Council of Teachers of Mathematics, 2010 / Paperback

   

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