Foundation course in Social studies  Economics  

 - Nawala  Open University of Sri Lanka  1992 
 - 91 p. 
 - Foundation Course level 01  .
<br/><br/><label>ISBN: </label>9552302137 (10) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330  / O62