APA
Course on operational aspects of international trade, . (1998). Course on operational aspects of international trade. Colombo: Export Development Board.
Chicago
Course on operational aspects of international trade, . 1998. Course on operational aspects of international trade. Colombo: Export Development Board.
Harvard
Course on operational aspects of international trade, . (1998). Course on operational aspects of international trade. Colombo: Export Development Board.
MLA
Course on operational aspects of international trade, . Course on operational aspects of international trade. Colombo: Export Development Board. 1998.