TY  - BOOK
AU  - Brown, Lester  R.
TI  - Vital  signs 1998:the enviromental trends that are shaping our future 
SN  - 978-0-393-31762-6
U1  - 333.7021 BRO 
PY  - 1998///
CY  - London 
PB  -  W.W.Norton and Company
KW  - Environmental impact
ER  -