ගෙවත්තෙන් ආධායමක් 
 Gevatthen obata adhaayamak 

 -    1980 
 - 12p.,  22 cm 
 - Tharuna margopadesha 7 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vegetable <br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>635  / GEV