Directory of United Nations information systems 
/Inter-Organization Board for Information Systems 
 - Geneva:  Inter-Organization Board for Information Systems,  1980 
 - 465p. 
<br/><br/> Vol.1 (Information systems and data bases)<br/>Vol.2 (Information sources in countries)  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information System
<br/><br/><label>Subjects--Index Terms: </label>Nation fund Agricultural development 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002:3.341.123]  / M0.1