TY  - BOOK
AU  - Owen,D.F.
TI  - What is ecology
SN  - 0198880944
U1  - 574.5 
PY  - 1974///
CY  - London
PB  - Oxford University Press
KW  - Ecology
KW  - Biotic Communities
N1  - Includes index; Bibliography: p. 181-184
ER  -