Richard D. Seymour, John M. Ritz & Florence A. Cloghessy <br/><br/>
Exploring Communication 

 -   The Goodheart-Willcox Company, Inc.  ©2000 
<br/><br/><label>ISBN: </label>9781566376785  0 
<br/><br/><label>Dewey Class. No.: </label>302.2/SEY