Lewis, Ewart,  -1968, <br/><br/>
Medieval political ideas /  Volume One 
Ewart Lewis 
 - New York :  Knopf,  1954. 
 - xii, 356 p.;  26 cm. 
<br/><br/>Includes bibliographical references. and Index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political science--History--To 1500.<br/>Constitutional history, Medieval.
<br/><br/><label>Dewey Class. No.: </label>320.902  / LEM V-1 1954