Evaluation report 1988 / 
United Nations Environment Programme. 
 - Nairobi :  [s.n.],  1988 
 - 58 p. : 
<br/><br/><label>ISBN: </label>ISBNGOVTDOC312 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences
<br/><br/><label>Dewey Class. No.: </label>363.7063  / Ev