TY  - BOOK
AU  - Stefan Jensen
ED  - EuropeanEnvironment Agency
TI  - Catalogue of data sources: annual topic update 1998
SN  - 9291671444
U1  - 363.70526094 23
PY  - 1999///
CY  - Luxembourg
PB  - Office for Official Publications for de European Comunities
KW  - Environmental protection
KW  - Environmental monitoring
ER  -