Manheim, Jarol B. | Rich, Richard C. <br/><br/>
Empirical Political Analysis 
Manheim, Jarol B. | Rich, Richard C. 
 - 3rd 
 - New York  Longman 
 - 399p. 
<br/><br/><label>ISBN: </label>801304075 
<br/><br/><label>Source: </label>Textbook