Statistical abstract - 2011 = புள்ளிவிபரத் தொகுப்பு 2011 

 - Colombo  Department of Census and Statistics  2011 
 - xxxiv, 452 p.                                                                                                                                                   9789555777841 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>315.493  / SRI