Easton, David,  1917-. <br/><br/>
A systems analysis of political life / 
by David Easton. 
 - New York :  Wiley,  1965. 
 - xvi, 507 p. :  ill. ;  24 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political psychology.<br/>Political science--Research.