Guide to national bibliographical information centres 
/ Unesco 
 - 3rd ed. 
 - France:  Unesco,   1970 
 - 195p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliographical information
<br/><br/><label>Subjects--Index Terms: </label>Resources Specialisation 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002.6(026)  / K2;L0