TY  - BOOK
AU  - Krebs,J.R.
AU  - Davies,N.B.
TI  - An introduction to behavioural ecology
SN  - 0632035463
U1  - 591.51 
PY  - 1993///
CY  - Oxford [England], Cambridge, MA
PB  - Blackwell Scientific Publications
KW  - Animal behavior
KW  - Animal ecology
N1  - Includes bibliographical references (p. 387-405) and indexes
ER  -