ABDURAHIMAN,O SUKUMARAN,N <br/><br/>
Pradhamika Krishi Thathwangal 

 - 2 rev.ed 
 -  State Institute Of Language Thiruvananthapuram,  1983 
 - 194p 
<br/><br/><label>Dewey Class. No.: </label>630  / SUK/P.M