TY  - BOOK
AU  - Raven,Peter H.
AU  - Williams,Tania
ED  - Forum on Biodiversity 
ED  - National Research Council (U.S.). Board on Biology.
TI  - Nature and human society: the quest for a sustainable world : proceedings of the 1997 forum on biodiversity 
SN  - 0-309-06555-0
AV  - QH541.15 .B56 F67 1997
PY  - 1997///
CY  - Washington, D.C.
PB  - National Academy
N1  - Incluye bibliografia
ER  -