By Phelps Christine   in Educational Studies in Mathematics

ISSN:0013-1954|75|3|293-309

Springer Publishing Company ‎(2010)‎

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By Spitzer Sandy   Phelps Christine   Beyers James   Johnson Delayne   Sieminski Elizabeth   in Journal of Mathematics Teacher Education

ISSN:1386-4416|14|1|67-87

Springer Publishing Company ‎(2011)‎

Access to resources Favorite 8.202681