Schwartz, James E Elementary mathematics pedagogical content knowledge : powerful ideas for teachers James E. Schwartz - Boston, MA Pearson/Allyn and Bacon Publishers 2008 - xx, 311 p. : ill. ; 28 cm Includes bibliographical references and index ISBN: 9780205493753 ISSN: 2007010958 Subjects--Topical Terms: Mathematics - Study and teaching (Elementary) Dewey Class. No.: 372.7 SCH