Tietueen sitaatit
APA-viiteUnited Nations. (1990). Regional trading blocs: A threat to the multilateral trading system? : views and recommendations of the Committee for Development Planning. United Nations.
Chicago-tyylinen lähdeviittausUnited Nations. Regional Trading Blocs: A Threat to the Multilateral Trading System? : Views and Recommendations of the Committee for Development Planning. New York: United Nations, 1990.
MLA-viiteUnited Nations. Regional Trading Blocs: A Threat to the Multilateral Trading System? : Views and Recommendations of the Committee for Development Planning. United Nations, 1990.
Harvard-tyylinen lähdeviittausUnited Nations. 1990. Regional trading blocs: A threat to the multilateral trading system? : views and recommendations of the Committee for Development Planning. New York: United Nations.