"Dignen, Bob" <br/><br/>
Fifty Ways to Improve Your Presentatin Skills in English 

 - \\201100ENGGPSX 
 - Orient Longman   2011  New Delhi  
 - 145p. 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>9.79E+12