APA
United Nations E. a. s. d. (. o., United Nations E. a. s. d. (. o., . (1983). Commodity trade statistics. New York: United Nations.
Chicago
United Nations Economic and social development (Deptt of-), United Nations Economic and social development (Deptt of-), . 1983. Commodity trade statistics. New York: United Nations.
Harvard
United Nations E. a. s. d. (. o., United Nations E. a. s. d. (. o., . (1983). Commodity trade statistics. New York: United Nations.
MLA
United Nations Economic and social development (Deptt of-), United Nations Economic and social development (Deptt of-), . Commodity trade statistics. New York: United Nations. 1983.
