Records of the General Conference, twenty-first session, Belgrade,1980. 

 - Paris :  UNESCO,  c 1982. 
 - Vols. :  ill. ;  30 cm. 
<br/><br/>V. 3-- ; 
<br/><br/>338  338 
<br/><br/><label>ISBN: </label>92-3-002010-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Unesco--Conference paper.
<br/><br/><label>Dewey Class. No.: </label>060 / U3r