A.W. Van den Ban <br/><br/>
Agricultural Extension 

 - 2nd ed. 
 - New Delhi  J.S Offset Printers  1996 
 - 294p. 
<br/><br/><label>ISBN: </label>9788123905761 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agric--Agricultural Extension