The dynamics of political communication media and politics in a digital age / 
Perloff, Richard M. 
 - 2nd ed. 
 - New York :  Routledge,  2018. 
 - xii, 499 p.: ill. ; 23.4cm. 
<br/><br/>Includes glossary subject index, author index 
<br/><br/><label>ISBN: </label>9781138651654 
<br/><br/><label>Dewey Class. No.: </label>C 320.1 P451 2018