G.L. Ray <br/><br/>
Extension Communication and Management 

 - Ludhiana  Kalyani Publishers  2003 
 - 382p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>81-272-1170-2 
<br/><br/><label>Dewey Class. No.: </label>630.715  / RAY