TY  - BOOK
AU  - Mukhopadhyay, Sudhin K.
TI  - SOURCES OF VARIATION IN AGRICULTURAL PRODUCTIVITY
U1  - 338.1 
PY  - 1976///
CY  - Delhi
PB  - Macmillan
KW  - Agriculture Economic Aspects
N1  - Bibliography : P. 110-116
ER  -