Murphy Herta A. <br/><br/>
Effective business communication 
Murphy Herta A.and Others 
 - 7 
 - Boston  Boston, McGraw-Hill  1997 
 - xxii,617 
<br/><br/><label>ISBN: </label>0-07-114507-9 
<br/><br/><label>Source: </label>Textbook