APA (7th ed.) Citation

United Nations. Dept. of International Economic and Social Affairs. (1985). Catalogue of studies in the field of transport. United Nations.

Chicago Style (17th ed.) Citation

United Nations. Dept. of International Economic and Social Affairs. Catalogue of Studies in the Field of Transport. New York: United Nations, 1985.

MLA (8th ed.) Citation

United Nations. Dept. of International Economic and Social Affairs. Catalogue of Studies in the Field of Transport. United Nations, 1985.