United Nations Environment Programme. (1988). Environmental perspective to the year 2000 and beyond. United Nations Environment Programme.
Chicago Style (17th ed.) CitationUnited Nations Environment Programme. Environmental Perspective to the Year 2000 and Beyond. Nairobi, Kenya: United Nations Environment Programme, 1988.
MLA (9th ed.) CitationUnited Nations Environment Programme. Environmental Perspective to the Year 2000 and Beyond. United Nations Environment Programme, 1988.
Warning: These citations may not always be 100% accurate.