The history of feudalism. 

 - Walker :  New York,  1971. 
 - xxviii, 352 p. ;  24 cm. 
 - The Documentary history of Western civilization. .
<br/><br/><label>ISBN: </label>0802720242 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Feudalism--History--Sources.