Balasubrahmanyan, M <br/><br/>
Business Communications / 
M Balasubrahmanyan  
 - New Delhi:  Vikas Publications,  1979. 
 - 243p 
<br/><br/><label>ISBN: </label>0706907531 
<br/><br/><label>Dewey Class. No.: </label>658.45  / BAL/B