Hill, Marquita K. <br/><br/>
Understanding environmental pollution / 
Hill, Marquita K. 
 - 2nd ed. 
 - New York:  Cambridge,  2005. 
 - xvi,468p.;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0521670381 
<br/><br/><label>Dewey Class. No.: </label>333.7 HIL