TY  - BOOK
ED  - GEMS/AIR (Programme)
ED  - United Nations Environment Programme.
ED  - World Health Organization.
ED  - Earthwatch (Organization)
ED  - Global Environmental Monitoring System.
TI  - City air quality trends (GEMS/Air data): Volume 3 
AV  - TD883.1 .C57 1992
U1  - 363.73 CIT 23
PY  - 1995///
CY  - Nairobi, Geneva, Switzerland
PB  - United Nations Environment Programme ; , World Health Organization
KW  - Air Pollutants
KW  - Air Pollution
KW  - Urban Health
KW  - Urban climatology
KW  - Charts, diagrams, etc
KW  - Air quality
N1  - V3. Calcutta, Chicago, Guangzhou, Jakarta, Kula Lumpur, Lisbon Santiago, Sydney, Tel Aviv, Warsaw
ER  -