Goyder, Caroline <br/><br/>
Gravitas: communicate with confidence, influence and authority 

 - London  vermilion  2014 
 - 250 p. 
<br/><br/><label>ISBN: </label>9780091954956 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking
<br/><br/><label>Dewey Class. No.: </label>658.5  GOY-G