TY  - BOOK
AU  - Usher, M. B.
AU  - Williamson, M. H.
TI  - Ecological Stability
SN  - 0412126109
U1  - 574.5 
PY  - 1974///
CY  - London
PB  - Chapman and Hall
KW  - Life sciences
KW  - Pure Sciences
KW  - Ecology
ER  -