United Nations Conference on Trade and Development (UNCTAD). (1999). Future multilateral trade negotiations: Handbook for trade negotiators from least developed countries. United Nations.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited Nations Conference on Trade and Development (UNCTAD). Future Multilateral Trade Negotiations: Handbook for Trade Negotiators from Least Developed Countries. New York: United Nations, 1999.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিUnited Nations Conference on Trade and Development (UNCTAD). Future Multilateral Trade Negotiations: Handbook for Trade Negotiators from Least Developed Countries. United Nations, 1999.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.