Pollution :  problems & solutions / 

 - New York   Learning Triangle Press,  1998. 
 - 110 p. :  ill. (col., maps  ) ;  28 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0070471053 
<br/><br/><label>LC Class. No.: </label>TD178  / .P76 1998