Singh,  Uttam kumar <br/><br/>
Extension education / 
Singh,  Uttam kumar. 
 - New Delhi:  Communwealth publishers,  2012. 
 - 204p;24cm 
 - Perspectives in modern education series .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>81 7169 442 X 
<br/><br/><label>Dewey Class. No.: </label>371.35 SIN