TY  - BOOK
AU  - Krebs, C. J.
TI  - Ecology: the experimental analysis of distribution and abundance
SN  - 9780321068798
AV  - DUCE QH541.K67 
PY  - 2001///
CY  - San Francisco
PB  - Benjamin Cummings
KW  - Science
N1  - Include index
ER  -