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

 - New Delhi  Kalyani Publishers  1991 
 - 382 
<br/><br/><label>ISBN: </label>81-272-1170-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Extension Communication and Management
<br/><br/><label>Dewey Class. No.: </label>630.715/R211E