TY  - GEN
AU  - 
AU  - United Nations Environment Programme
TI  - Environmental data report 1993-94: prepared for UNEP by the the Gem Monitoring and assessment research centre, London
SN  - 0631190430; 09569324
PY  - 1991///
CY  - Oxford
PB  - Blackwell Publishers
KW  - Environmental Data
KW  - Pollution
ER  -