Cronkhite, Gary.   <br/><br/>
Communication and awareness   
by Gary Cronkhite 
 - Menlo Park, California  Cummings Pub. Co.  1976 
 - xi, 404p.   
<br/><br/><label>ISBN: </label>0846512505   
<br/><br/><label>LCCN: </label>75-26250 
<br/><br/><label>Dewey Class. No.: </label>001.5  / CRO