Atthanayaka, Aberathne <br/><br/>
මානව සංවර්ධනයට අත්වැලක් 
 Maanava sanvardanayata athvaelak 

 - Maligathenna  uuva paryeshana haa puhunu kiriime aayathanaya  1997 
 -  (viii)118,  cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Development<br/>Tendency
<br/><br/><label>Universal Decimal Class. No.: </label>352.82  / ATT