Style de citation APA

United Nations. (1968). Yearbook of the United Nations 1968. New York: Office of Public Information.

Style de citation Chicago

United Nations. Yearbook of the United Nations 1968. New York: Office of Public Information, 1968.

Style de citation MLA

United Nations. Yearbook of the United Nations 1968. New York: Office of Public Information, 1968.

Attention : ces citations peuvent ne pas être correctes à 100%.