Today's mathematics : a guide to concepts and methods in elementary school mathematics /

Bibliographic Details
Main Author: Heddens, James W., 1925-
Corporate Author: Science Research Associates
Other Authors: Smith, Marge L.
Format: Book
Language:English
Published: Palo Alto, Calif. : Science Research Associates, Inc., [1971]
Edition:2d ed.
Subjects:
Description
Physical Description:495 pages
Bibliography:Includes bibliographical references and index.