DEPARTMENT of Census and Statistics <br/><br/>
Sri lanka standard classification of occupations, 2011(SLSC0 - 11) 

 - Colombo  Department of Census and Statistics  2011 
 - 199 p. 
<br/><br/><label>ISBN: </label>978-955-577-778-0 
<br/><br/><label>Dewey Class. No.: </label>016   / SRI