APA
"United Nations C. o. t. a. d., "United Nations C. o. t. a. d., . (1978). Supplement 1977 to handbook of international trade. New: York.
Chicago
"United Nations Conference on trade and development", "United Nations Conference on trade and development", . 1978. Supplement 1977 to handbook of international trade. New: York.
Harvard
"United Nations C. o. t. a. d., "United Nations C. o. t. a. d., . (1978). Supplement 1977 to handbook of international trade. New: York.
MLA
"United Nations Conference on trade and development", "United Nations Conference on trade and development", . Supplement 1977 to handbook of international trade. New: York. 1978.