United Nations Conference on Trade and Development (UNCTAD). (1999). Future multilateral trade negotiations: Handbook for trade negotiators from least developed countries. United Nations.
Chicago Style (17th ed.) CitationUnited Nations Conference on Trade and Development (UNCTAD). Future Multilateral Trade Negotiations: Handbook for Trade Negotiators from Least Developed Countries. New York: United Nations, 1999.
MLA引文United Nations Conference on Trade and Development (UNCTAD). Future Multilateral Trade Negotiations: Handbook for Trade Negotiators from Least Developed Countries. United Nations, 1999.
警告：這些引文格式不一定是100％准確.