United Nations. (1992). Information system security guidelines for the United Nations organizations. United Nations.
Citação norma ChicagoUnited Nations. Information System Security Guidelines for the United Nations Organizations. New York: United Nations, 1992.
Citação norma MLAUnited Nations. Information System Security Guidelines for the United Nations Organizations. United Nations, 1992.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.