TY  - BOOK
AU  - Ojha, T. P. 
AU  - Michael, A. M. 
TI  - Principles of Agricultural Engineering Vol. I : Farm Power, Farm Machinery, Farm Building, Post Harvest Technology. 
SN  - 8186321632
U1  - 631.3 
PY  - 2005///
CY  - New Delhi 
PB  - Jain Brothers 
ER  -