Images of environment :    1990/91 film and video catalogue /  
Uni ted Nations Environment Programme. 
 - [Nairobi :    United Nations Environment Programme],    1990. 
 - 38 p. :    ill. ;    28 cm. 
<br/><br/>  Description based on : 1990-91. 
<br/><br/><label>ISBN: </label>9280712683 
<br/><br/><label>Subjects--Corporate Names: </label><br/> United Nations Environment Programme -- Film catalogs -- Periodicals .<br/> United Nations Environment Programme -- Video catalogs -- Periodical s.
<br/><br/><label>Subjects--Topical Terms: </label><br/> Environmental education -- Audio-visuals aids -- Catalogs -- Periodi cals.