TY  - BOOK
AU  - Shrader-Frechette, K. S.
AU  - McCoy, E. D.
TI  - Method in ecology: : strategies for conservation
U1  - 574.501 
PY  - 1993///
CY  - London
PB  - Cambridge University
KW  - EcologÃ­a
KW  - FilosofÃ­a
ER  -