Cantor, Norman F..
Medieval history: the life and death of a civilization /
Norman F. Cantor 
. - 2nd edition 
. - London : Macmillan Company,  Collier-Macmillan Limited,  1969 
. - xxiii, 584 p.  ill., map.  24 cm. 
<br/>К.: Бібліогр. : c. 549-557, Index