TY  - GEN
AU  - Johnson, David M.
AU  - Buriak, Philip
AU  - Harper, Joe
AU  - Lawver, David
TI  - Machanical technology in agriculture 
SN  - 8181890817
U1  - 631.3 
PY  - 2005///
CY  - Lucknow
PB  - IBDC
KW  - Mechanical technology in agriculture
KW  - Equipment agriculture
ER  -