TY  - BOOK
AU  - Busch,David E.
AU  - Trexler,Joel C.
TI  - Monitoring ecosystems: interdisciplinary approaches for evaluating ecoregional initiatives 
SN  - 1559638516
AV  - QH541.15 .M64M658 2003
PY  - 2003///
CY  - Washington, DC
PB  - Island Press
KW  - Environmental monitoring
ER  -