වැවිලි භෝග නිෂ්පාදන තාක්ෂණය  

 -  Ministry of Education,  2009 
 - 134p.;  30cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Index Terms--Curriculum Objective: </label><br/>Thirteen Years Certified Education Programe