APA (7th ed.) Citation

United Nations Environment Programme. (1993). The global 500: Roll of honour for environmental achievement. United Nations Environment Programme, Information and Public Affairs Branch.

Chicago Style (17th ed.) Citation

United Nations Environment Programme. The Global 500: Roll of Honour for Environmental Achievement. Nairobi, Kenya: United Nations Environment Programme, Information and Public Affairs Branch, 1993.

MLA (9th ed.) Citation

United Nations Environment Programme. The Global 500: Roll of Honour for Environmental Achievement. United Nations Environment Programme, Information and Public Affairs Branch, 1993.