Medieval political philosophy :  a sourcebook / 
edited by Ralph Lerner and Muhsin Mahdi ; with the collaboration of Ernest L. Fortin. 
 - Ithaca, N.Y. :  Cornell University Press,  1963. 
 - xii, 532 p. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>0801491398 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political science--Early works of 1700--Addresses, essays, lectures.<br/>Philosophy, Medieval--Addresses, essays, lectures.