Nagy, Jozsef. <br/><br/>
The Hungarian experience of OOk :  an instrument for the development of educational technology / 
Jozsef Nagy. 
 - Paris :  Unesco,  1980. 
 - 101 p. ;  22 cm. 
 - Experiments and innovations in education-42 .
<br/><br/>Bibliography : p. 101 
<br/><br/>326  326 
<br/><br/><label>ISBN: </label>92-3-101872-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Experimental education.
<br/><br/><label>Dewey Class. No.: </label>371.3 / U3h