TY  - BOOK
AU  - Singhal, O P.
TI  - Elements of agricultural engineering, Vol. 1 & 2 / 
SN  - 04-7092-076-8
U1  - 630 
PY  - 1997///
CY  - Allahabad : 
PB  - Saroj Prakashan , 
ER  -