Kumara, K.H. Hemantha <br/><br/>
Sri lankawe wrurtheya samithi vyaparaya vimarsharaya kirema 

 - Colombo  Kumara, K.H. Hemantha  2008 
 - x, 96, xiv p. 
<br/><br/><label>Dewey Class. No.: </label>331.87095493  / KUM