Universal Decimal Classification :  UDC 9: geography, biography, history 

 - 4. ed 
 - 52 p. 
 - FID Publication ; n.179)British Standards ; 10009): 1972 .
<br/><br/><label>ISBN: </label>0-580-06897-8 
<br/><br/><label>Subjects--Corporate Names: </label><br/>International Federation for Information and Documentation
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biografia<br/>Geografia<br/>História
<br/><br/><label>Universal Decimal Class. No.: </label>025.45CDU  / F449u