Cita APA (7a ed.)

Naciones Unidas. (1987). Basic facts about the United Nations ([New ed.].). United Nations.

Cita Chicago Style (17a ed.)

Naciones Unidas. Basic Facts About the United Nations. [New ed.]. New York: United Nations, 1987.

Cita MLA (9a ed.)

Naciones Unidas. Basic Facts About the United Nations. [New ed.]. United Nations, 1987.