APA (7th ed.) Citation

United Nations. Dept. of Economic and Social Affairs. (1975). Integration of economic and physical planning. United Nations.

Chicago Style (17th ed.) Citation

United Nations. Dept. of Economic and Social Affairs. Integration of Economic and Physical Planning. New York: United Nations, 1975.

MLA (8th ed.) Citation

United Nations. Dept. of Economic and Social Affairs. Integration of Economic and Physical Planning. United Nations, 1975.