System-wide medium-term environment programme 1990-95 

 - Narobi  United Naitons        1988 
 - "vii,103p."  cm. 
<br/><br/><label>Standard No.: </label>111992 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>"G:55, M8/UN"