United Nations Environment Programme. (1993). UNEP annual report 1992, 1992 annual report of the executive director: Twenty years since Stockholm. UN.
Chicago Style (17th ed.) CitationUnited Nations Environment Programme. UNEP Annual Report 1992, 1992 Annual Report of the Executive Director: Twenty Years Since Stockholm. Nairobi: UN, 1993.
MLA (8th ed.) CitationUnited Nations Environment Programme. UNEP Annual Report 1992, 1992 Annual Report of the Executive Director: Twenty Years Since Stockholm. UN, 1993.
Warning: These citations may not always be 100% accurate.