TY  - BOOK
AU  - Lykke,Erik
TI  - Achieving environmental goals: the concept and practice 
SN  - 1852932635
AV  - TD153 .A25 1992
U1  - 363.705 
PY  - 1992///
CY  - London
PB  - Belhaven Press
KW  - Enviromental engineering
ER  -