New book of knowledge 

 - Danbury  Grolier  1980 
 - 21v 
<br/><br/><label>ISBN: </label> RS 4500.00, (Set of 21 vol.) 
<br/><br/><label>Source: </label> RS 4500.00, (Set of 21 vol.) 
<br/><br/><label>Dewey Class. No.: </label>031 NEW