Rathakrishnan T. <br/><br/>
Advances & Challenges in Agricultural extension & Rural development 
T. Rathakrishnan 
 - New Delhi  New India Publishing Agency  2009 
 - xii,542p. 
<br/><br/> incl. ill and indexes 
<br/><br/><label>ISBN: </label>9789380235035 
<br/><br/><label>LC Class. No.: </label>S 540  / .R7W46 2009