Ullmann, Walter <br/><br/>
Principles of government and politics in the Middle Ages 
Walter Ullmann. 
 - New York  Barnes & Noble  1966. 
 - 331 p. 
<br/><br/> Includes index. 
<br/><br/><label>LCCN: </label>evn00000354  
<br/><br/><label>Subjects--Topical Terms: </label><br/>State, The<br/>Constitutional history, Medieval.
<br/><br/><label>LC Class. No.: </label>JC101  / .U4 1966 
<br/><br/><label>Dewey Class. No.: </label>320.9/4/01