Hardie Jackie  Liewellyn Peter  Quinn Colum  Roberts Keith <br/><br/>
Science At Work Pollution 

 - London  Addison-Wesley Publishers Ltd  1979 
 - 32 p. 
<br/><br/><label>ISBN: </label>0-201-14009-8 
<br/><br/><label>Dewey Class. No.: </label>500  / HAR