Emmert, Philip & Donaghy, William <br/><br/>
Human communication  elements and contexts 

 - Random House, New York  1940 
 - xvi,400 
<br/><br/><label>ISBN: </label>0-394-34972-5 
<br/><br/><label>Dewey Class. No.: </label>001.51 Emm/Don