TY  - BOOK
AU  - D.R Heldman
AU  -  J.A. Wilson C.W Hall  C.B. Richey
TI  - Agricultural engineering subject matter classification
U1  - 631.1012 
CY  - Michigan
PB  - American Society of Agricultural Engineers
N1  - D.R Heldman; J.A. Wilson; C.W Hall & C.B. Richey: Agricultural engineering subject matter classification.  Michigan.  American Society of Agricultural Engineers,--(631.1012HEL)
ER  -