Cita APA (7a ed.)

Naciones Unidas. (1966). The libraries of the United Nations: A descriptive guide. United Nations.

Cita Chicago Style (17a ed.)

Naciones Unidas. The Libraries of the United Nations: A Descriptive Guide. New York: United Nations, 1966.

Cita MLA (9a ed.)

Naciones Unidas. The Libraries of the United Nations: A Descriptive Guide. United Nations, 1966.