Urban air pollution, 1973-1980 

 - Geneva  World Health Organization          1984 
 - vii,96p.  cm. 
 - Global Environment Monitoring System. United Nations Environment Programme .
<br/><br/><label>ISBN: </label>9241560827 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>D854.1(Y33).N80<--L73, M4