Pre-algebra. 

 - Illinois :  McDougal Littell,  2005. 
 - 922 p :  ill., col ;  29 cm. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>061880076X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Math--Study and teaching (Elementary)<br/>Algebra.