Nebel, Bernard J. and Wright, Richard T. <br/><br/>
Environmental science  : the way the world works 

 - 5th ed. 
 - New Jersey  ; Prentice Hall International  , 1981 
 - xxi,688p. 
<br/><br/><label>ISBN: </label>013398124X   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment<br/>Environmental Science
<br/><br/><label>Dewey Class. No.: </label>333.7  / NEB