TY  - BOOK
AU  - Shippen,J.M.
AU  - Ellin,C.R.
AU  - Clover,C.H.
TI  - Basic farm machinery
T2  - Pergamon international library of science, technology, engineering, and social studies
SN  - 0080249124
AV  - S675 
PY  - 1980///
CY  - Oxford, New York
PB  - Pergamon Press
KW  - Agricultural machinery
ER  -