APA
United Nations Conference on Trade and Development (Geneva), . (1991). The Economic and commercial implications of the entry into force of the Hamburg rules and multimodal transport convention. New York: United Nations.
Chicago
United Nations Conference on Trade and Development (Geneva), . 1991. The Economic and commercial implications of the entry into force of the Hamburg rules and multimodal transport convention. New York: United Nations.
Harvard
United Nations Conference on Trade and Development (Geneva), . (1991). The Economic and commercial implications of the entry into force of the Hamburg rules and multimodal transport convention. New York: United Nations.
MLA
United Nations Conference on Trade and Development (Geneva), . The Economic and commercial implications of the entry into force of the Hamburg rules and multimodal transport convention. New York: United Nations. 1991.