TY  - BOOK
AU  - Vanloon, Gary W., 
TI  - Agricultural sustainability: strategies for assesment / 
SN  - 81-7829-477-X
U1  - 338.1 
PY  - 2005///
CY  - New Delhi
PB  - Sage
KW  - Sustainable agriculture
KW  - Sustainable development
KW  - Economics
ER  -