TY  - BOOK
AU  - Dasgupta Sipra
TI  - Agricultural :  Producer's rationality and technica   
SN  - 0210225173
U1  - X9(J).2.N7, L0 
PY  - 1970///
CY  - Bombay
PB  - Asia Publishing House India       
KW  - Industy
ER  -