Proceedings of the seventh international clean air conference Australia, 24-28 August, 1981 
/ The clean air society of Australia and New Zealand  
 - New Zealand:   Ann Arbor Science Publishers Inc.,   1981 
 - 833p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clean 
<br/><br/><label>Subjects--Index Terms: </label>Pollution  
<br/><br/><label>Universal Decimal Class. No.: </label>502.55(203)(082.2)  / M1