Communication 
Communication 
 - 1  "64 p. : ill., 28 cm. ; hbk." 
 - New Delhi  BPI India Pvt Ltd  2013 
<br/><br/><label>ISBN: </label>9788184972375 
<br/><br/><label>Dewey Class. No.: </label>302.2 BPI  / 22.302.2 BPI