Bennett, Albert B. Mathematics for elementary teachers : an activity approach / Albert B. Bennett, Jr., L. Ted Nelson. - 4th ed. - Boston : WCB McGraw-Hill, c1998. - xviii, 331 p. : ill. ; 26 cm. Includes bibliographical references and index. ISBN: 0070062986 (acidfree paper) 978009132598 Subjects--Topical Terms: Mathematics Dewey Class. No.: 510 / BEM