TY  - BOOK
AU  - Soule, Judith D.
AU  - Piper, Jon K.
TI  - Farming in nature's image ; an ecological approach to agriculture
U1  - 630.215 
PY  - 1992///
CY  - Covelo, Calif.
PB  - Island Press
KW  - Agricultura sustentable
KW  - Ecología agrícola
ER  -