Dayantha J. <br/><br/>
Pugwash Conferences on Science and World Affairs 

 - First 
 - PUGWASH Group  Sri Lanka  2007 
 - 167p.  ill., col., fig. 
<br/><br/><label>ISBN: </label>9789556470055 
<br/><br/><label>Nat. Bib. No.: </label>6790 
<br/><br/><label>Universal Decimal Class. No.: </label>532  / DHA