Não informado. (1969). Journal of Development Planning. United Nations, Department of Economic and Social Affairs.
Citace podle Chicago (17th ed.)Não informado. Journal of Development Planning. New York: United Nations, Department of Economic and Social Affairs, 1969.
Citace podle MLA (8th ed.)Não informado. Journal of Development Planning. United Nations, Department of Economic and Social Affairs, 1969.
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