Holtzman, Paul D. <br/><br/>
Communication concepts and models 
Paul D. Holtzman, Donald H. Ecroyd, Michael S. Hanna, Thomas M. Roberts. 
 - Skokie, Illinois  National Textbook Company  1976 
 - vii, 88p.  21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication.