De Fonseka, R.N. <br/><br/>
උද්භිත විද්‍යාව 3 
= udbhida widyawa III 


 - Rajagiriya:  Udaya publishers,  1990. 
 - 108p.;  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants
<br/><br/><label>Dewey Class. No.: </label>581.07  / DEF