Nebel Bernard J. <br/><br/>
Environmental Science : The Way The World Works / Bernard J. Nebel Richard T. Wright. 

 - 6th ed. 
 -  Upper Saddle River Nj : Prentice Hall C1998. 
 - XXII 698 P. : ILL. (CHIEFLY COL.) 29 CM. 
 -  0 .
<br/><br/><br/>ENG 
<br/><br/><label>ISBN: </label>013835331X (Hbk)