Rao K Sudha Ed. <br/><br/>
Open learning system   Concept and future 

 - New Delhi  Fancer International        1989 
 - 1989  cm. 
<br/><br/><label>Standard No.: </label>55264 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T4:48.2.N9, M9