Duby, Georges. <br/><br/>
The chivalrous society / 
Georges Duby ; translated by Cynthia Postan. 
 - Berkeley :  University of California Press,  c1977. 
 - viii, 246 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0520028139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social classes--History.--Europe
<br/><br/><label>LC Class. No.: </label>HN11  / .D78 1977b 
<br/><br/><label>Dewey Class. No.: </label>309.1/4/01