APA
United Nations D. f. e. a. s. i. a. p. a., United Nations D. f. e. a. s. i. a. p. a., . (1994). Commodity trade statistics 1993. New York: United Nations.
Chicago
United Nations Deptt for economic and social information and policy analysis, United Nations Deptt for economic and social information and policy analysis, . 1994. Commodity trade statistics 1993. New York: United Nations.
Harvard
United Nations D. f. e. a. s. i. a. p. a., United Nations D. f. e. a. s. i. a. p. a., . (1994). Commodity trade statistics 1993. New York: United Nations.
MLA
United Nations Deptt for economic and social information and policy analysis, United Nations Deptt for economic and social information and policy analysis, . Commodity trade statistics 1993. New York: United Nations. 1994.
