TY  - BOOK
AU  - Postan, M. M.
TI  - Medieval economy and society : an economic history of Britain in the middle ages
U1  - 330.942 
PY  - 1972///
CY  - London
PB  - Weidenfeld & Nicolson
KW  - Land titles
KW  - Great Britain--History--Medieval period, 1066-1485
KW  - England--Social conditions--1066-1485
KW  - Great Britain--Economic conditions
ER  -