TY  - BOOK
AU  - Putman,Rory
AU  - Wratten,S.D.(Stephen D.)
TI  - Principles of ecology
SN  - 0709920164
PY  - 1984///
CY  - London
PB  - Croom Helm
KW  - Ecology
N1  - Bibliography: p356-379. - Includes index
ER  -