Palanivelan, Jaisridhar <br/><br/>
Evolution of extension in Agriculture /by 
Jaisridhar Palanivelan and S. Sangeetha 
 - Great Britain  Lap Lambert Academic publishing  2013 
 - 248p. 
<br/><br/><label>ISBN: </label>978-3659432507 
<br/><br/><label>LC Class. No.: </label>S431  / .S65 2013