McDougal Littell middle school math: course 2 practice workbook 
by Ron Larson et...al 
 - Evanston:  McDougal Littell inc,  2004. 
 - 180p.:  ill; 
<br/><br/><label>ISBN: </label>9780618257553 
<br/><br/><label>Dewey Class. No.: </label>510