TY  - RPRT
AU  - United Nations Environment Programme
PY  - 1989
UR  - https://wedocs.unep.org/handle/20.500.11822/29011
LA  - English
KW  - water pollution
KW  - air pollution
KW  - information source
TI  - A Directory of Information Sources on Air and Water Pollution
M3  - Technical report
ER  -