TY  - BOOK
AU  - Ghosh, R K  .
AU  - Swain,S  .
TI  - Practical agricultural engineering / 
SN  - 81-85109-93-1
U1  - 630.15 
PY  - 1990///
CY  - Calcutta : 
PB  - Naya Prakash , 
ER  -