Van de Walle, John A <br/><br/>
Elementary and middle school mathematics :  teachingdevelopmentally / 
John A. Van de Walle 
 - 8th ed 
 - Boston :  Pearson / Allyn and Bacon,  2014 
 - II, 574 p. :  ill. ;  28 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781292021072 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)<br/>Mathematics--Study and teaching (Middle school)
<br/><br/><label>Dewey Class. No.: </label>510.712  / J6131E