APA
UNITED NATIONS (Statiscal office of--) a. o., UNITED NATIONS (Statiscal office of--) a. o., . (1955). Direction of international trade. New York: Statistical office of the united Nations.
Chicago
UNITED NATIONS (Statiscal office of--) and others, UNITED NATIONS (Statiscal office of--) and others, . 1955. Direction of international trade. New York: Statistical office of the united Nations.
Harvard
UNITED NATIONS (Statiscal office of--) a. o., UNITED NATIONS (Statiscal office of--) a. o., . (1955). Direction of international trade. New York: Statistical office of the united Nations.
MLA
UNITED NATIONS (Statiscal office of--) and others, UNITED NATIONS (Statiscal office of--) and others, . Direction of international trade. New York: Statistical office of the united Nations. 1955.
