TY  - BOOK
AU  - WORLD HEALTH ORGANIZATION
ED  - WORLD HEALTH ORGANIZATION
TI  - Air quality in selected urban areas
T2  - Global Environmental Monitoring System. United Nations Environment Programme
U1  - "D854s, M0/UN" 
PY  - 1980///
CY  - Geneva
PB  - World Health Organization     
KW  - Computer Science
ER  -