John A. Vande Walle <br/><br/>
Elementry and middle school mathematics 
John A. Vande Walle 
 - 9th Ed. 
 -  Pearson  2015 
<br/><br/><label>ISBN: </label> 4385.06 
<br/><br/><label>Dewey Class. No.: </label>372.70  / VAN.Q5