TY  - BOOK
AU  - Powicke,Fredrick Maurice
TI  - The thirteenth century,1216-1307. / 
U1  - 942.034 
PY  - 1953///
CY  - Oxford, : 
PB  - Clarendon Press, 
KW  -  Great Britain
KW  -  History
KW  -  13th century
N1  -  Includes bibliographical references ( p. [720]-778.)
ER  -