Style de citation APA (7e éd.)

United Nations. Statistical Office. (1958). International standard industrial classification of all economic activities. [s.n.].

Style de citation Chicago (17e éd.)

United Nations. Statistical Office. International Standard Industrial Classification of All Economic Activities. New York: [s.n.], 1958.

Style de citation MLA (9e éd.)

United Nations. Statistical Office. International Standard Industrial Classification of All Economic Activities. [s.n.], 1958.