United Nations Population Fund <br/><br/>
20.4 million: Sri Lanka's population at a glance 

 - Colombo  United  Nations Population Fund  2012 
 - 156 p. 
<br/><br/><label>ISBN: </label>238908 
<br/><br/><label>Dewey Class. No.: </label>304.6095493  / UNI