TY  - GEN
AU  - barger, E. L.
AU  - McKibben, E. G.
AU  - Liljedahl, J. B.
AU  - Carleton, W. M.
TI  - Tractors and their power units
U1  - 631.372 
PY  - 1952///
CY  - New York
PB  - John Wiley & Sons
KW  - Agriculture and related technologies
KW  - Tractors
KW  - Power and power machinery
KW  - Tools, machinery, apparatus, equipment
ER  -