Directory of United Nations data bases and information systems. 

 - Geneva :    ACCIS,    1990. 
 - vii, 484 ;    30 cm. 
<br/><br/><label>ISBN: </label>9211003490 
<br/><br/><label>Subjects--Corporate Names: </label><br/> United Nations -- Information services -- Directories.
<br/><br/><label>Subjects--Topical Terms: </label><br/> International agencies -- Information services -- Directories.