Poole, Austin Lane <br/><br/>
Obligations of society in the XII and XIII centuries / 
Austin Lane Poole 
 - Oxford :  Clarendon Press,  1960 
 - 115p. ; 23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Feudalism<br/>Feudalism-- Great Britain<br/>Great Britain-- Social conditions<br/>Great Britain.<br/>Social history
<br/><br/><label>Dewey Class. No.: </label>333.3220942  / POO