TY  - BOOK
AU  - Elton, Charles
TI  - The ecology of animals
U1  - 591.7 21st ed.
PY  - 1933///
CY  - London
PB  - Methuen & Co.Ltd
KW  - Animal ecology
KW  - Ecological surveys
KW  - Economics problems
N1  - Methuen's monograph on biological subjects, General editor-Beer, G.R
ER  -