TY  - BOOK
AU  - Capalbo , Susan M. 
AU  - Antle , John M. 
TI  - Agricultural productivity: measurement and explanation 
SN  - 9781138941144
U1  - 338.1 
PY  - 1988///
CY  - Washington
PB  - Routledge 
KW  - AGRICULTURAL PRODUCTIVITY
ER  -