Van De Walle, J. A. (2004). Elementary and middle school mathematics: Teaching developmentally (5th. ed.). Boston: Pearson Education.
Chicago Style CitationVan De Walle, John A. Elementary and Middle School Mathematics: Teaching Developmentally. 5th. ed. Boston: Pearson Education, 2004.
MLA CitationVan De Walle, John A. Elementary and Middle School Mathematics: Teaching Developmentally. 5th. ed. Boston: Pearson Education, 2004.
Warning: These citations may not always be 100% accurate.