"Gunarathna, A.P." <br/><br/>
Business communication / 
A.P. Gunarathna 
 - Colombo:  "IBSL,"  2003 
 - 327p. 
<br/><br/><label>Subjects--Index Terms: </label>business communication 
<br/><br/><label>Dewey Class. No.: </label>420