Cita APA (7a ed.)

United Nations. Economic Commission for Europe. (1972). The ECE region in figures. United Nations.

Cita Chicago Style (17a ed.)

United Nations. Economic Commission for Europe. The ECE Region in Figures. New York: United Nations, 1972.

Cita MLA (8a ed.)

United Nations. Economic Commission for Europe. The ECE Region in Figures. United Nations, 1972.