TY  - BOOK
AU  - Primack, Richard B
AU  - 
TI  - Essentials of conservation biology
SN  - 0-87893-719-6
U1  - 502.17 
PY  - 2002///
CY  - Sundarland
PB  - Sinauer Associates
KW  - Conservation biology
KW  - Protection- plants and animals
KW  - Biodiversity
KW  - Extinction- species
ER  -