TY  - BOOK
AU  - Krebs,Charles J
TI  - Ecological Methodology
SN  - 0321021738
U1  - 574.5015195 
PY  - 1999///
CY  - California
PB  - Addison Wesley Longman
KW  - Ecology-Statistical Method
KW  - Biology-Ecology-Statistical Method
ER  -