TY  - GEN
AU  - Lester R. Brown
TI  - State of the world 1998 : a worldwatch institute report on progress toward a sustainable society
PY  - 1997///-11-29
CY  - London
PB  - W.W. Norton Company
KW  - ÇEVRE POLİTİKASI
N1  - Kaynakça ve dizin var
ER  -