Bennett, Albert B. Mathematics for elementary teachers : a conceptual approach / Albert B. Bennett, Jr., L. Ted Nelson. - 4th ed. - Boston, Mass. : McGraw-Hill, c1998. - xx, 981 p. : ill. (some col.) ; 26 cm. Includes bibliographical references and index. ISBN: 0070062951 (alk. paper) LCCN: 97016757 Subjects--Topical Terms: Mathematics. LC Class. No.: QA39.2 / .B476 1998 Dewey Class. No.: 510