SRI LANKA.Department of Census and Statistics <br/><br/>
Labour force and Socio - Economic survey - 1985/86   Preliminary report / 
Department of Census and Statistics 
 - Colombo  Department of Census and Statistics  1987 
 - 230 p. 
<br/><br/><label>ISBN: </label>111521 
<br/><br/><label>Dewey Class. No.: </label>331  / SRI