Problems in transfrontier pollution 

 - Paris  O E C D         1974 
 - 316p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics I R T  Air Pollution
<br/><br/><label>Dewey Class. No.: </label>X0aD854.1.N7, L4