Ehninger, Douglas. <br/><br/>
Principles and types of speech communication / 
Douglas Ehninger, Alan H. Monroe, Bruce E. Gronbeck 
 - 9th ed 
 - 492 p. :  illus 
<br/><br/><label>ISBN: </label>0673151182 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking.<br/>Oral communication.
<br/><br/><label>Dewey Class. No.: </label>808.51  / E33P