TY  - BOOK
AU  - Roth,Lawrence O.
AU  - Field,Harry L.
TI  - An introduction to agricultural engineering: a problem solving approach
SN  - 0442006519
U1  - 630 22
PY  - 1991///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - Agricultural engineering
ER  -