Wimalasena, N.A. <br/><br/>
Social dynamics and social change in Sri Lanka  in the period from 13th century to 15th century 
<label>/ by </label> Wimalasena, N.A. 
<label>;</label> Abayaratne, A.H.M.H. <label>;</label> Hettiaracchi, S.B. <label>;</label> Sudharmavati, J.M. 
 - Kelaniya 
<br/><br/>SC 
<br/><br/>University of Kelaniya 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Archaeological excavations-Sri Lanka<br/>Dynamics<br/>History-Ancient<br/>Social changes<br/>Social classes - Sri Lanka