TY  - BOOK
AU  - Shrader Frechette,K S
AU  - McCoy,E D
TI  - Method in ecology : strategies for conservation
SN  - 0521418615
U1  - 577 
PY  - 1993///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Ecology - philosophy
KW  - Nature conservation - philosophy
ER  -