Van de Walle, John A.
Elementary and middle school mathematics : teaching developmentally / John A. Van de Walle, Karen S. Karp, Jennifer M. Bay-Williams. - 8th ed. - Boston : Pearson, c2013. - 546 p.
Includes references and index.
9780132879040
Mathematics--Study and teaching (elementary)
Mathematics--Study and teaching (middle school)
Elementary and middle school mathematics : teaching developmentally / John A. Van de Walle, Karen S. Karp, Jennifer M. Bay-Williams. - 8th ed. - Boston : Pearson, c2013. - 546 p.
Includes references and index.
9780132879040
Mathematics--Study and teaching (elementary)
Mathematics--Study and teaching (middle school)