TY  - BOOK
ED  - Organisation for Economic Cooperation and Development
TI  - Concepts of productivity measurement in agriculture on a national scale
U1  - 338.1 
PY  - 1962///
CY  - Paris
PB  - Organisation for Economic Cooperation and Development
KW  - Agriculture estimating and reporting
KW  - Productivity of agriculture
KW  - National scale
ER  -