Barnett, Raymond A. <br/><br/>
College algebra:graphs and models / 
Barnett, Raymond A. 
 - 2nd ed 
 - Boston:  McGraw-Hill,  2005. 
 - xxx,692p.;28cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0072424281 
<br/><br/><label>Dewey Class. No.: </label>512.9 BAR