HAHNER, Jeffrey <br/><br/>
Speaking Cleargy : Improving Voice and diction 

 - 5th 
 -  Boston McGraw Hill  1997 
 - xviii, 407 
<br/><br/><label>ISBN: </label>0-07-025919-4 
<br/><br/><label>Dewey Class. No.: </label>808.5