TY  - BOOK
AU  - Weizs�acker,Ernst U.von
AU  - Lovins,Amory B.
AU  - Lovins,L.Hunter
TI  - Factor four : doubling wealth - halving resource use/ (Acc. 4912): doubling wealth - halving resource use : the new report to the Club of Rome 
SN  - 1853834076
U1  - 333.7 WEI 21
PY  - 1997///
CY  - London
PB  - Earthscan
KW  - Energy consumption
KW  - Conservation of natural resources
ER  -