Lucas, Stephen E. <br/><br/>
The art of public speaking  student CD-ROM version 5.0 /  [computer file] : 
Stephen E. Lucas 
 - Boston , Mass. :  McGraw Hill Companies,  2007 
 - ix,  p. ;  30 cm. 
<br/><br/> In Proses PDAL 
<br/><br/><label>ISBN: </label>9780073265322