Guide to national bibliographical information centers. 

 - 3rd ed. 
 - Paris :  UNESCO,  1970. 
 - 195 p. ;  21 cm. 
 - UNESCO bibliographical handbooks ;  3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliographical centers--Directories.<br/>Bibliographical centers--Guidebooks.
<br/><br/><label>Dewey Class. No.: </label>MISR 021.64 GUI