Joseph, Arthur Samuel <br/><br/>
Vocal leadership : 7 minutes a day to communication mastery 

 - New York  McGraw Hill Education  2014 
 - xvi, 231 p. 
<br/><br/><label>ISBN: </label>9780071807715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication-Oral
<br/><br/><label>Dewey Class. No.: </label>302.2242  / JOS