Denton, Robert E. <br/><br/>
Political communication in America 
Robert E. Denton and Gary C. Woodward 
 - 2nd ed. 
 - New York  Praeger  1990 
 - 363 p. ; 24 cm. 
<br/><br/>p. 343-354. 
<br/><br/><label>ISBN: </label>0275930939  RM202.88 
<br/><br/><label>LCCN: </label>89-29741 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication in politics--United States
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Politics and government