TY  - BOOK
AU  -                     
ED  - Great Britain. Department of the Environment      
TI  - Clean air today 
SN  - 0117507180
U1  - GP 628.53           
PY  - 1974///
CY  - London
PB  - Her Majesty's Stationery Office
KW  - Air quality management - Great Britain
ER  -