Helping children learn mathematics

Detalles Bibliográficos
Autor Principal:	Reys, Robert E.
Outros autores:	Suydam, Marilyn N., Lindquist, Mary Montgomery
Formato:	Libro
Idioma:	English
Publicado:	Boston Allyn and Bacon c1995.
Edición:	4th ed.
Subjects:	Mathematics > Study and teaching (Elementary)