Brenda, Apsley <br/><br/>
Chilren's concise science encyclopedia 
Brenda Apsley and, John Malam. 
 - Great Britain  World International Publications  1992 
 - 159p.colour., ill. 
<br/><br/> Index pp 157-159. 
<br/><br/><label>Dewey Class. No.: </label>503,  / B46C