J. B. Bury <br/><br/>
The Cambridge Medieval History Vol_6 

, ASI_1058 
, CAL_11788 toCAL_11792 
 - Cambridge  The University Press  1929 
 - 1094 
<br/><br/> ASI Library 
<br/><br/><label>Dewey Class. No.: </label>940.1/C.M.H.