APA
UNITED NATIONS E. A. S. I., UNITED NATIONS E. A. S. I., . (1994). Commodity trade statistics,1993. New York: United Nations.
Chicago
UNITED NATIONS ECONOMIC AND SOCIAL INFORMATION, UNITED NATIONS ECONOMIC AND SOCIAL INFORMATION, . 1994. Commodity trade statistics,1993. New York: United Nations.
Harvard
UNITED NATIONS E. A. S. I., UNITED NATIONS E. A. S. I., . (1994). Commodity trade statistics,1993. New York: United Nations.
MLA
UNITED NATIONS ECONOMIC AND SOCIAL INFORMATION, UNITED NATIONS ECONOMIC AND SOCIAL INFORMATION, . Commodity trade statistics,1993. New York: United Nations. 1994.
