ebrary, Inc, & Beaver, C. (2013). Resources for preparing middle school mathematics teachers. Mathematical Association of America.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)ebrary, Inc, ба Cheryl Beaver. Resources for Preparing Middle School Mathematics Teachers. Washington, D.C.: Mathematical Association of America, 2013.
MLA -ийн эшлэл (9 дэх хэвлэлт)ebrary, Inc, ба Cheryl Beaver. Resources for Preparing Middle School Mathematics Teachers. Mathematical Association of America, 2013.
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