TY  - BOOK
AU  - Surender Singh
AU  - Mittal,J.P.
TI  - Energy in Production Agriculture
U1  - 631.3 
PY  - 1992///
CY  - New Delhi
PB  - Mittal Publications.
KW  - Agriculture
KW  - Machinery,Tools
KW  - Production Agri
ER  -