Proceeding of the governing council Thirteenth session. Nairobi, 14-24 May 1985. 

 - Nairobi  United Nations environment programme         1985 
 - 85p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>G:55.1N45.N85p., M5/UN