Air pollution across boundaries 

 - New  York United Nations U S A    1985 
 - 156p.  cm. 
 - "UN, Air Pollution Studies. 2" .
<br/><br/><label>Standard No.: </label>114620 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>"D854, M5/UN"