Household income and expenditure survey -2006/07 

 - Colombo  Department of Census and Statistics  2007 
 - xiii, 114 p.                                                                                                                                                    9555776172 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>339  / DEP