Surathissa, D.M. <br/><br/>
ජෛව විවිධත්වය 
= usaspela jeewa viddayaawa jaiwa vividathwaya 


 - Mulleeriyawa:  Wijesuriya Grantha Kendraya,  2003. 
 - 444p.;  21cm 
<br/><br/><label>Dewey Class. No.: </label>578  / SUR