Cunningham,William.P. <br/><br/>
Environmental science:a global concern / 
Cunningham,William.P. 
 - 3rd ed. 
 - London:  Wm.C.Brown,  1995. 
 - xxi,612p;28cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0697158942 
<br/><br/><label>Dewey Class. No.: </label>333.7 CUN