TY  - BOOK
AU  - Oelhaf, Robert C.
TI  - Organic Agriculture: Economic and Ecological Comparisons with Conventional Methods
SN  - 0470264276
U1  - 338.16 
PY  - 1978///
CY  - New York
PB  - John Wiley and Sons
KW  - Economics
KW  - Social sciences
KW  - Ecological aspects
KW  - Economic aspects
KW  - Organic farming
ER  -