De Silva, M. Asoka T <br/><br/>
Evolution of technological innovations in ancient Sri Lanka 

 - Colombo  Vijitha Yapa  2011 
 - xxviii,444 p.   
<br/><br/><label>ISBN: </label>9789556651409 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ANCIENT SRI LANKA<br/>ARCHEOLOGY<br/>HISTORY<br/>SRI LANKAN HISTORY<br/>TECHNOLOGY HISTORY
<br/><br/><label>Dewey Class. No.: </label>954.93  / DES