Zill, Dennis G <br/><br/>
Multivariable calculus / 
Zill, Dennis G. 
 - 4th ed. 
 - Boston:  Jones and bartlett publishers,  2011. 
 - 893p;p.;28cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0763749664 
<br/><br/><label>Dewey Class. No.: </label>515.84