Manual on urban air quality management 
/ World Health Organization, Regional Office for Europe  
 - Copenhagen:   World Health Organization, Regional Office for Europe,   1976 
 - 199p. 
 - WHO regional publications European series  No. 1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air quality management
<br/><br/><label>Subjects--Index Terms: </label>Urban climatology 
<br/><br/><label>Universal Decimal Class. No.: </label>R 614.71/.72(02)  / L6