Chacko, P.T <br/><br/>
Aagolavatkaranavum Karshika Keralavum / 
by P.T. Chacko 
 - Kottayam:  Current Books  2004 
 - p.139 
<br/><br/><label>ISBN: </label>812403586 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics<br/> Production<br/> Agricultural products
<br/><br/><label>Dewey Class. No.: </label>338.1  / CHA-A