Perkins, P. S. <br/><br/>
The art and science of communication  tools for effective communition in the workplace 

 - John Wiley & sons, inc., Canada  2008 
 - xxiii, 198 
<br/><br/><label>ISBN: </label>978-0-470-24759-4 
<br/><br/><label>Dewey Class. No.: </label>658.45 Per