APA
(1997). International trade statistics yearbook 1996.V.2.Trade by community. New York: Department of Economic and Social afairs.
Chicago
1997. International trade statistics yearbook 1996.V.2.Trade by community. New York: Department of Economic and Social afairs.
Harvard
(1997). International trade statistics yearbook 1996.V.2.Trade by community. New York: Department of Economic and Social afairs.
MLA
International trade statistics yearbook 1996.V.2.Trade by community. New York: Department of Economic and Social afairs. 1997.