Helping children learn mathematics
By: [edited by] Robert Reys ... [et al.].
Contributors: Reys, Robert E.
Edition: 9th ed.
Publisher: John Wiley & Sons
Published: 2009
Place of publication: Hoboken, NJ
Language: eng
ISBN-13: 9780470403068
Subjects: Mathematics -- Study and teaching (Elementary)
Notes: Includes bibliographical references and index.