The Grolier Science Encyclopedia Volume 4 Chemistry and the Elements 

 - Kingfisher Books Plc. ,London  Kingfisher Book Plc.  2000 
 - 192 
<br/><br/><label>ISBN: </label>0753405660 
<br/><br/><label>Dewey Class. No.: </label>R503 G892000V.4