ஆய்வுக்கோவை /  

 - 3rd ed.  
 - Coimbatore :   Tamil Nadu Agricultural University,  
<br/><br/> Vol 1 
<br/><br/>Vol 1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference 
<br/><br/><label>Dewey Class. No.: </label>025.52  / AYV/A