TY  - GEN
AU  - Liljedahl, John B
AU  - Hoki,Makoto
AU  - Smith, David W
AU  - Turnquist,Paul K
TI  - Tractors and their power units
SN  - 0442258976
U1  - 629.255 
PY  - 1989///
CY  - New York
PB  - Van Nostrand Reinhold
ER  -