Easton, David,  1917- <br/><br/>
The political system :  an inquiry into the state of political science. 

 - 2d ed. 
 - New York :  Knopf,  [1971] 
 - xx, 377, x p. ;  21 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0394315367 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political science--History.--United States<br/>Political science.
<br/><br/><label>Subjects--Index Terms: </label>Khoa học chính trị Lịch sử chính trị Mỹ 
<br/><br/><label>Dewey Class. No.: </label>320