Ponnamperuma, Ciril <br/><br/>
ජීවයේ සමිභවය 
 The origins of life 

 - Colombo  S.Godage   2003 
 - 223p., ill.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution
<br/><br/><label>Universal Decimal Class. No.: </label>59  / PON