United Nations Environment Programme   <br/><br/>
The State of the environment, 1972-1982  (Book) 

 - Nairobi  United Nations Environment Programme  1982 
 - 63 p.  23 cm. 
<br/><br/><label>ISBN: </label>9280710613 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection--History United Nations Environment Programme--History
<br/><br/><label>Universal Decimal Class. No.: </label>719 UNI  / 5637