TY  - BOOK
AU  - Guither, Harold D.
TI  - Heritage of plenty; a guide to the economic history and development of U.S. agriculture
U1  - 630.9 
PY  - 1972///
CY  - Danville, Ill.,
PB  - Interstate
KW  - Agricultura
KW  - E.U.A
KW  - Historia
ER  -