TY  - BOOK
AU  - Grigg, David
TI  - The dynamics of agricultural change: The historical experien
SN  - 0-09-147791-3
U1  - 338.1/GRI 
PY  - 1982///
CY  - London
PB  - Hutchinson
KW  - Agricultural innovations
KW  - Agriculture--Economic aspects
KW  - Production economics
KW  - Economics
ER  -