Long, Calvin T. Mathematical reasoning for elementary teachers / Calvin T. Long, Duane W. DeTemple. - 4th ed. - Boston : Pearson Addison Wesley, c2006. - xxiv, 983, 72 p. : ill. (some col.) ; 27 cm. Includes bibliographical references (p. 982-983) and index. ISBN: 0321286960 LCCN: 2004050250 Subjects--Topical Terms: Mathematics--Study and teaching (Elementary) LC Class. No.: QA135.6 / .L66 2006 Dewey Class. No.: 510