TY  - BOOK
AU  - Barger,E.L.
TI  - Tractors and their power units
T2  - The Ferguson Foundation agricultural engineering series
AV  - TL233 .B33 1963
U1  - 629.225 
PY  - 1963///]
CY  - New York
PB  - Wiley
KW  - Tractors
N1  - Includes bibliographies
ER  -