Easton, David, <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/> 920622 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0394315367 
<br/><br/><label>LCCN: </label>78137991 //r81 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political science.<br/>Political science.--History.--United States
<br/><br/><label>LC Class. No.: </label>JA71  / .E3 1971 
<br/><br/><label>Dewey Class. No.: </label>320