"Barker, A." <br/><br/>
Improve your communication skills / 
A. Barker 
 - 2nd 
 - London:  "Kogan page,"  2010 
 - 200p. 
<br/><br/><label>Subjects--Index Terms: </label>communication skillspresentation 
<br/><br/><label>Dewey Class. No.: </label>651.7