1979 Convention on Long-Range Transboundary Air Pollution and its 1998 protocols on persistent organic pollutants and heavy metals  

 - New York  United Nations  1999  
 - 91 p  30 cm. 
<br/><br/><label>ISBN: </label>9211167248 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Environmental aspects<br/>Air--Pollution--Europe<br/>Nitrogen oxides--Environmental aspects<br/>Transboundary pollution
<br/><br/><label>LC Class. No.: </label>TD885.5.N5