Nagy,Jozsef <br/><br/>
The hungarian experience of ook : An instrument for the 

 - Unesco  Unesco,  1980 
 - 101p.;  21cm 
 - 43 .
<br/><br/><label>ISBN: </label>9231018728 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370  / NAG