TY  - BOOK
AU  - Postan M M
TI  - Essays on medievel agriculture and general problems of the medieval economy
SN  - 0 521 08744 9
U1  - X9(J).3.J, L3/TD3 
PY  - 1973///
CY  - London
PB  - Cambridge University Press U K      
KW  - Agricultural  Industry
ER  -