Guffey Mary Ellen <br/><br/>
Essentials Of Business Communication 

 - 5th Ed. 
 -  Thomson Learning  2001 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0324013620 
<br/><br/><label>Dewey Class. No.: </label>658.45  / GUF