APA (7th ed.) Citation

United Nations. Advisory Committee for the Co-ordination of Information Systems. (1984). Directory of United Nations databases and information systems. United Nations.

Chicago Style (17th ed.) Citation

United Nations. Advisory Committee for the Co-ordination of Information Systems. Directory of United Nations Databases and Information Systems. New York: United Nations, 1984.

MLA (8th ed.) Citation

United Nations. Advisory Committee for the Co-ordination of Information Systems. Directory of United Nations Databases and Information Systems. United Nations, 1984.