Abeykoon A.T.PL. <br/><br/>
Population and manpower resources of  Sri lanka 

 - Colombo  Natural resources enegy and science   1998 
 - 62p.,  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour
<br/><br/><label>Universal Decimal Class. No.: </label>575-857  / ABE