TY  - BOOK
AU  - Gras,Norman Scott Brien
TI  - The evolution of the English com market: from the twelfth to the eighteenth century 
PY  - 1967///
CY  - New York
PB  - Russell & Russell
KW  - Grain trade
KW  - United Kingdom
KW  - History
KW  - Com laws (Great Briatin)
ER  -