Davis, R. H. C.  <br/><br/>
A History of Medieval Europe :  From Constantaine to Saint Louis / 

 - 2nd ed 
 - London :  Longman,   1970. 
 - xv, 408 p. 
<br/><br/><label>ISBN: </label>0582014042 0582494001 
<br/><br/><label>Dewey Class. No.: </label>940.1  / DAV