SRI LANKA.Department of Census and Statistics <br/><br/>
A Guide to statistics 
/Department of Census and Statistics 
 - Colombo  Department of Census and Statistics  2002 
 - iv, 132 p. 
<br/><br/><label>ISBN: </label>955-577-346-7 
<br/><br/><label>Dewey Class. No.: </label>315.493   / SRI