APA
United Nations. Department of Economic Affairs, . (1950). The Effects of taxation on foreign trade and investment. New York: United Nations.
Chicago
United Nations. Department of Economic Affairs, . 1950. The Effects of taxation on foreign trade and investment. New York: United Nations.
Harvard
United Nations. Department of Economic Affairs, . (1950). The Effects of taxation on foreign trade and investment. New York: United Nations.
MLA
United Nations. Department of Economic Affairs, . The Effects of taxation on foreign trade and investment. New York: United Nations. 1950.