United Nations Conference on Trade and Development (UNCTAD). (1999). Future multilateral trade negotiations: Handbook for trade negotiators from least developed countries. United Nations.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited Nations Conference on Trade and Development (UNCTAD). Future Multilateral Trade Negotiations: Handbook for Trade Negotiators from Least Developed Countries. New York: United Nations, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUnited Nations Conference on Trade and Development (UNCTAD). Future Multilateral Trade Negotiations: Handbook for Trade Negotiators from Least Developed Countries. United Nations, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.