TY  - BOOK
AU  - Krebs,  Charles J.
TI  - Ecological methodology
SN  - 0321021738
U1  - 577.0727 21st ed.
PY  - 1999///
CY  - California
PB  - Addison Wesley Longman
KW  - Ecological-Statistical methods
N1  - 581-620 includes index
ER  -